Step |
Hyp |
Ref |
Expression |
1 |
|
poimir.0 |
⊢ ( 𝜑 → 𝑁 ∈ ℕ ) |
2 |
|
poimirlem22.s |
⊢ 𝑆 = { 𝑡 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ∣ 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) } |
3 |
|
poimirlem22.1 |
⊢ ( 𝜑 → 𝐹 : ( 0 ... ( 𝑁 − 1 ) ) ⟶ ( ( 0 ... 𝐾 ) ↑m ( 1 ... 𝑁 ) ) ) |
4 |
|
poimirlem22.2 |
⊢ ( 𝜑 → 𝑇 ∈ 𝑆 ) |
5 |
|
poimirlem22.3 |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ 𝑛 ) ≠ 0 ) |
6 |
|
poimirlem21.4 |
⊢ ( 𝜑 → ( 2nd ‘ 𝑇 ) = 𝑁 ) |
7 |
|
oveq2 |
⊢ ( 1 = if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 1 ) = ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) |
8 |
7
|
eleq1d |
⊢ ( 1 = if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) → ( ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 1 ) ∈ ( 0 ..^ 𝐾 ) ↔ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ∈ ( 0 ..^ 𝐾 ) ) ) |
9 |
|
oveq2 |
⊢ ( 0 = if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 0 ) = ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) |
10 |
9
|
eleq1d |
⊢ ( 0 = if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) → ( ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 0 ) ∈ ( 0 ..^ 𝐾 ) ↔ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ∈ ( 0 ..^ 𝐾 ) ) ) |
11 |
|
fveq2 |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
12 |
11
|
oveq1d |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 1 ) = ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ) |
13 |
12
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 1 ) = ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ) |
14 |
|
elrabi |
⊢ ( 𝑇 ∈ { 𝑡 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ∣ 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) } → 𝑇 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ) |
15 |
14 2
|
eleq2s |
⊢ ( 𝑇 ∈ 𝑆 → 𝑇 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ) |
16 |
4 15
|
syl |
⊢ ( 𝜑 → 𝑇 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ) |
17 |
|
xp1st |
⊢ ( 𝑇 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) → ( 1st ‘ 𝑇 ) ∈ ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) ) |
18 |
16 17
|
syl |
⊢ ( 𝜑 → ( 1st ‘ 𝑇 ) ∈ ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) ) |
19 |
|
xp1st |
⊢ ( ( 1st ‘ 𝑇 ) ∈ ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) → ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∈ ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) ) |
20 |
18 19
|
syl |
⊢ ( 𝜑 → ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∈ ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) ) |
21 |
|
elmapi |
⊢ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∈ ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) → ( 1st ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) ⟶ ( 0 ..^ 𝐾 ) ) |
22 |
20 21
|
syl |
⊢ ( 𝜑 → ( 1st ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) ⟶ ( 0 ..^ 𝐾 ) ) |
23 |
|
xp2nd |
⊢ ( ( 1st ‘ 𝑇 ) ∈ ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∈ { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) |
24 |
18 23
|
syl |
⊢ ( 𝜑 → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∈ { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) |
25 |
|
fvex |
⊢ ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∈ V |
26 |
|
f1oeq1 |
⊢ ( 𝑓 = ( 2nd ‘ ( 1st ‘ 𝑇 ) ) → ( 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ↔ ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) ) |
27 |
25 26
|
elab |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∈ { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ↔ ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) |
28 |
24 27
|
sylib |
⊢ ( 𝜑 → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) |
29 |
|
f1of |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) ⟶ ( 1 ... 𝑁 ) ) |
30 |
28 29
|
syl |
⊢ ( 𝜑 → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) ⟶ ( 1 ... 𝑁 ) ) |
31 |
|
elfz1end |
⊢ ( 𝑁 ∈ ℕ ↔ 𝑁 ∈ ( 1 ... 𝑁 ) ) |
32 |
1 31
|
sylib |
⊢ ( 𝜑 → 𝑁 ∈ ( 1 ... 𝑁 ) ) |
33 |
30 32
|
ffvelrnd |
⊢ ( 𝜑 → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) |
34 |
22 33
|
ffvelrnd |
⊢ ( 𝜑 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ( 0 ..^ 𝐾 ) ) |
35 |
|
elfzonn0 |
⊢ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ( 0 ..^ 𝐾 ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ0 ) |
36 |
34 35
|
syl |
⊢ ( 𝜑 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ0 ) |
37 |
|
fvex |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ V |
38 |
|
eleq1 |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( 𝑛 ∈ ( 1 ... 𝑁 ) ↔ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) ) |
39 |
38
|
anbi2d |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) ↔ ( 𝜑 ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) ) ) |
40 |
|
fveq2 |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( 𝑝 ‘ 𝑛 ) = ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
41 |
40
|
neeq1d |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( ( 𝑝 ‘ 𝑛 ) ≠ 0 ↔ ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) ) |
42 |
41
|
rexbidv |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ 𝑛 ) ≠ 0 ↔ ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) ) |
43 |
39 42
|
imbi12d |
⊢ ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) → ( ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ 𝑛 ) ≠ 0 ) ↔ ( ( 𝜑 ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) → ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) ) ) |
44 |
37 43 5
|
vtocl |
⊢ ( ( 𝜑 ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) → ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) |
45 |
33 44
|
mpdan |
⊢ ( 𝜑 → ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) |
46 |
|
fveq1 |
⊢ ( 𝑝 = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) → ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
47 |
22
|
ffnd |
⊢ ( 𝜑 → ( 1st ‘ ( 1st ‘ 𝑇 ) ) Fn ( 1 ... 𝑁 ) ) |
48 |
47
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 1st ‘ ( 1st ‘ 𝑇 ) ) Fn ( 1 ... 𝑁 ) ) |
49 |
|
1ex |
⊢ 1 ∈ V |
50 |
|
fnconstg |
⊢ ( 1 ∈ V → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ) |
51 |
49 50
|
ax-mp |
⊢ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) |
52 |
|
c0ex |
⊢ 0 ∈ V |
53 |
|
fnconstg |
⊢ ( 0 ∈ V → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
54 |
52 53
|
ax-mp |
⊢ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) |
55 |
51 54
|
pm3.2i |
⊢ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∧ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
56 |
|
dff1o3 |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ↔ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –onto→ ( 1 ... 𝑁 ) ∧ Fun ◡ ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ) ) |
57 |
56
|
simprbi |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) → Fun ◡ ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ) |
58 |
28 57
|
syl |
⊢ ( 𝜑 → Fun ◡ ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ) |
59 |
|
imain |
⊢ ( Fun ◡ ( 2nd ‘ ( 1st ‘ 𝑇 ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 1 ... 𝑦 ) ∩ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∩ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ) |
60 |
58 59
|
syl |
⊢ ( 𝜑 → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 1 ... 𝑦 ) ∩ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∩ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ) |
61 |
|
elfznn0 |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → 𝑦 ∈ ℕ0 ) |
62 |
61
|
nn0red |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → 𝑦 ∈ ℝ ) |
63 |
62
|
ltp1d |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → 𝑦 < ( 𝑦 + 1 ) ) |
64 |
|
fzdisj |
⊢ ( 𝑦 < ( 𝑦 + 1 ) → ( ( 1 ... 𝑦 ) ∩ ( ( 𝑦 + 1 ) ... 𝑁 ) ) = ∅ ) |
65 |
63 64
|
syl |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( ( 1 ... 𝑦 ) ∩ ( ( 𝑦 + 1 ) ... 𝑁 ) ) = ∅ ) |
66 |
65
|
imaeq2d |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 1 ... 𝑦 ) ∩ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ∅ ) ) |
67 |
|
ima0 |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ∅ ) = ∅ |
68 |
66 67
|
eqtrdi |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 1 ... 𝑦 ) ∩ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ∅ ) |
69 |
60 68
|
sylan9req |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∩ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ∅ ) |
70 |
|
fnun |
⊢ ( ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∧ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ∧ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∩ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ∅ ) → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) Fn ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∪ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ) |
71 |
55 69 70
|
sylancr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) Fn ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∪ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ) |
72 |
|
imaundi |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 1 ... 𝑦 ) ∪ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∪ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
73 |
|
nn0p1nn |
⊢ ( 𝑦 ∈ ℕ0 → ( 𝑦 + 1 ) ∈ ℕ ) |
74 |
|
nnuz |
⊢ ℕ = ( ℤ≥ ‘ 1 ) |
75 |
73 74
|
eleqtrdi |
⊢ ( 𝑦 ∈ ℕ0 → ( 𝑦 + 1 ) ∈ ( ℤ≥ ‘ 1 ) ) |
76 |
61 75
|
syl |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( 𝑦 + 1 ) ∈ ( ℤ≥ ‘ 1 ) ) |
77 |
76
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 𝑦 + 1 ) ∈ ( ℤ≥ ‘ 1 ) ) |
78 |
1
|
nncnd |
⊢ ( 𝜑 → 𝑁 ∈ ℂ ) |
79 |
|
npcan1 |
⊢ ( 𝑁 ∈ ℂ → ( ( 𝑁 − 1 ) + 1 ) = 𝑁 ) |
80 |
78 79
|
syl |
⊢ ( 𝜑 → ( ( 𝑁 − 1 ) + 1 ) = 𝑁 ) |
81 |
80
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( 𝑁 − 1 ) + 1 ) = 𝑁 ) |
82 |
|
elfzuz3 |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( 𝑁 − 1 ) ∈ ( ℤ≥ ‘ 𝑦 ) ) |
83 |
|
peano2uz |
⊢ ( ( 𝑁 − 1 ) ∈ ( ℤ≥ ‘ 𝑦 ) → ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ 𝑦 ) ) |
84 |
82 83
|
syl |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ 𝑦 ) ) |
85 |
84
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ 𝑦 ) ) |
86 |
81 85
|
eqeltrrd |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑁 ∈ ( ℤ≥ ‘ 𝑦 ) ) |
87 |
|
fzsplit2 |
⊢ ( ( ( 𝑦 + 1 ) ∈ ( ℤ≥ ‘ 1 ) ∧ 𝑁 ∈ ( ℤ≥ ‘ 𝑦 ) ) → ( 1 ... 𝑁 ) = ( ( 1 ... 𝑦 ) ∪ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
88 |
77 86 87
|
syl2anc |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 1 ... 𝑁 ) = ( ( 1 ... 𝑦 ) ∪ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
89 |
88
|
imaeq2d |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑁 ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 1 ... 𝑦 ) ∪ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ) |
90 |
|
f1ofo |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –onto→ ( 1 ... 𝑁 ) ) |
91 |
|
foima |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –onto→ ( 1 ... 𝑁 ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑁 ) ) = ( 1 ... 𝑁 ) ) |
92 |
28 90 91
|
3syl |
⊢ ( 𝜑 → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑁 ) ) = ( 1 ... 𝑁 ) ) |
93 |
92
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑁 ) ) = ( 1 ... 𝑁 ) ) |
94 |
89 93
|
eqtr3d |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 1 ... 𝑦 ) ∪ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ( 1 ... 𝑁 ) ) |
95 |
72 94
|
eqtr3id |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∪ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ( 1 ... 𝑁 ) ) |
96 |
95
|
fneq2d |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) Fn ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∪ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ↔ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) Fn ( 1 ... 𝑁 ) ) ) |
97 |
71 96
|
mpbid |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) Fn ( 1 ... 𝑁 ) ) |
98 |
|
ovex |
⊢ ( 1 ... 𝑁 ) ∈ V |
99 |
98
|
a1i |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 1 ... 𝑁 ) ∈ V ) |
100 |
|
inidm |
⊢ ( ( 1 ... 𝑁 ) ∩ ( 1 ... 𝑁 ) ) = ( 1 ... 𝑁 ) |
101 |
|
eqidd |
⊢ ( ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
102 |
|
f1ofn |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) Fn ( 1 ... 𝑁 ) ) |
103 |
28 102
|
syl |
⊢ ( 𝜑 → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) Fn ( 1 ... 𝑁 ) ) |
104 |
103
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 2nd ‘ ( 1st ‘ 𝑇 ) ) Fn ( 1 ... 𝑁 ) ) |
105 |
|
fzss1 |
⊢ ( ( 𝑦 + 1 ) ∈ ( ℤ≥ ‘ 1 ) → ( ( 𝑦 + 1 ) ... 𝑁 ) ⊆ ( 1 ... 𝑁 ) ) |
106 |
76 105
|
syl |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( ( 𝑦 + 1 ) ... 𝑁 ) ⊆ ( 1 ... 𝑁 ) ) |
107 |
106
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( 𝑦 + 1 ) ... 𝑁 ) ⊆ ( 1 ... 𝑁 ) ) |
108 |
|
eluzp1p1 |
⊢ ( ( 𝑁 − 1 ) ∈ ( ℤ≥ ‘ 𝑦 ) → ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ ( 𝑦 + 1 ) ) ) |
109 |
|
uzss |
⊢ ( ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ ( 𝑦 + 1 ) ) → ( ℤ≥ ‘ ( ( 𝑁 − 1 ) + 1 ) ) ⊆ ( ℤ≥ ‘ ( 𝑦 + 1 ) ) ) |
110 |
82 108 109
|
3syl |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( ℤ≥ ‘ ( ( 𝑁 − 1 ) + 1 ) ) ⊆ ( ℤ≥ ‘ ( 𝑦 + 1 ) ) ) |
111 |
110
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ℤ≥ ‘ ( ( 𝑁 − 1 ) + 1 ) ) ⊆ ( ℤ≥ ‘ ( 𝑦 + 1 ) ) ) |
112 |
1
|
nnzd |
⊢ ( 𝜑 → 𝑁 ∈ ℤ ) |
113 |
112
|
uzidd |
⊢ ( 𝜑 → 𝑁 ∈ ( ℤ≥ ‘ 𝑁 ) ) |
114 |
80
|
fveq2d |
⊢ ( 𝜑 → ( ℤ≥ ‘ ( ( 𝑁 − 1 ) + 1 ) ) = ( ℤ≥ ‘ 𝑁 ) ) |
115 |
113 114
|
eleqtrrd |
⊢ ( 𝜑 → 𝑁 ∈ ( ℤ≥ ‘ ( ( 𝑁 − 1 ) + 1 ) ) ) |
116 |
115
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑁 ∈ ( ℤ≥ ‘ ( ( 𝑁 − 1 ) + 1 ) ) ) |
117 |
111 116
|
sseldd |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑁 ∈ ( ℤ≥ ‘ ( 𝑦 + 1 ) ) ) |
118 |
|
eluzfz2 |
⊢ ( 𝑁 ∈ ( ℤ≥ ‘ ( 𝑦 + 1 ) ) → 𝑁 ∈ ( ( 𝑦 + 1 ) ... 𝑁 ) ) |
119 |
117 118
|
syl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑁 ∈ ( ( 𝑦 + 1 ) ... 𝑁 ) ) |
120 |
|
fnfvima |
⊢ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) Fn ( 1 ... 𝑁 ) ∧ ( ( 𝑦 + 1 ) ... 𝑁 ) ⊆ ( 1 ... 𝑁 ) ∧ 𝑁 ∈ ( ( 𝑦 + 1 ) ... 𝑁 ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
121 |
104 107 119 120
|
syl3anc |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
122 |
|
fvun2 |
⊢ ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∧ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) Fn ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ∧ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∩ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ∅ ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) ) → ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
123 |
51 54 122
|
mp3an12 |
⊢ ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ∩ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) = ∅ ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) → ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
124 |
69 121 123
|
syl2anc |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
125 |
52
|
fvconst2 |
⊢ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = 0 ) |
126 |
121 125
|
syl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = 0 ) |
127 |
124 126
|
eqtrd |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = 0 ) |
128 |
127
|
adantr |
⊢ ( ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) → ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = 0 ) |
129 |
48 97 99 99 100 101 128
|
ofval |
⊢ ( ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) ∧ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ∈ ( 1 ... 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) + 0 ) ) |
130 |
33 129
|
mpidan |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) + 0 ) ) |
131 |
36
|
nn0cnd |
⊢ ( 𝜑 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℂ ) |
132 |
131
|
addid1d |
⊢ ( 𝜑 → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) + 0 ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
133 |
132
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) + 0 ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
134 |
130 133
|
eqtrd |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
135 |
46 134
|
sylan9eqr |
⊢ ( ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) ∧ 𝑝 = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) → ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
136 |
135
|
adantllr |
⊢ ( ( ( ( 𝜑 ∧ 𝑝 ∈ ran 𝐹 ) ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) ∧ 𝑝 = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) → ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
137 |
|
fveq2 |
⊢ ( 𝑡 = 𝑇 → ( 2nd ‘ 𝑡 ) = ( 2nd ‘ 𝑇 ) ) |
138 |
137
|
breq2d |
⊢ ( 𝑡 = 𝑇 → ( 𝑦 < ( 2nd ‘ 𝑡 ) ↔ 𝑦 < ( 2nd ‘ 𝑇 ) ) ) |
139 |
138
|
ifbid |
⊢ ( 𝑡 = 𝑇 → if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) = if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) ) |
140 |
|
2fveq3 |
⊢ ( 𝑡 = 𝑇 → ( 1st ‘ ( 1st ‘ 𝑡 ) ) = ( 1st ‘ ( 1st ‘ 𝑇 ) ) ) |
141 |
|
2fveq3 |
⊢ ( 𝑡 = 𝑇 → ( 2nd ‘ ( 1st ‘ 𝑡 ) ) = ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ) |
142 |
141
|
imaeq1d |
⊢ ( 𝑡 = 𝑇 → ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) ) |
143 |
142
|
xpeq1d |
⊢ ( 𝑡 = 𝑇 → ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ) |
144 |
141
|
imaeq1d |
⊢ ( 𝑡 = 𝑇 → ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) ) |
145 |
144
|
xpeq1d |
⊢ ( 𝑡 = 𝑇 → ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) |
146 |
143 145
|
uneq12d |
⊢ ( 𝑡 = 𝑇 → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) |
147 |
140 146
|
oveq12d |
⊢ ( 𝑡 = 𝑇 → ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
148 |
139 147
|
csbeq12dv |
⊢ ( 𝑡 = 𝑇 → ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
149 |
148
|
mpteq2dv |
⊢ ( 𝑡 = 𝑇 → ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
150 |
149
|
eqeq2d |
⊢ ( 𝑡 = 𝑇 → ( 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ↔ 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) ) |
151 |
150 2
|
elrab2 |
⊢ ( 𝑇 ∈ 𝑆 ↔ ( 𝑇 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ∧ 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) ) |
152 |
151
|
simprbi |
⊢ ( 𝑇 ∈ 𝑆 → 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
153 |
4 152
|
syl |
⊢ ( 𝜑 → 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
154 |
62
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑦 ∈ ℝ ) |
155 |
|
peano2zm |
⊢ ( 𝑁 ∈ ℤ → ( 𝑁 − 1 ) ∈ ℤ ) |
156 |
112 155
|
syl |
⊢ ( 𝜑 → ( 𝑁 − 1 ) ∈ ℤ ) |
157 |
156
|
zred |
⊢ ( 𝜑 → ( 𝑁 − 1 ) ∈ ℝ ) |
158 |
157
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 𝑁 − 1 ) ∈ ℝ ) |
159 |
1
|
nnred |
⊢ ( 𝜑 → 𝑁 ∈ ℝ ) |
160 |
159
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑁 ∈ ℝ ) |
161 |
|
elfzle2 |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → 𝑦 ≤ ( 𝑁 − 1 ) ) |
162 |
161
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑦 ≤ ( 𝑁 − 1 ) ) |
163 |
159
|
ltm1d |
⊢ ( 𝜑 → ( 𝑁 − 1 ) < 𝑁 ) |
164 |
163
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 𝑁 − 1 ) < 𝑁 ) |
165 |
154 158 160 162 164
|
lelttrd |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑦 < 𝑁 ) |
166 |
6
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ( 2nd ‘ 𝑇 ) = 𝑁 ) |
167 |
165 166
|
breqtrrd |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → 𝑦 < ( 2nd ‘ 𝑇 ) ) |
168 |
167
|
iftrued |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) = 𝑦 ) |
169 |
168
|
csbeq1d |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ⦋ 𝑦 / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
170 |
|
vex |
⊢ 𝑦 ∈ V |
171 |
|
oveq2 |
⊢ ( 𝑗 = 𝑦 → ( 1 ... 𝑗 ) = ( 1 ... 𝑦 ) ) |
172 |
171
|
imaeq2d |
⊢ ( 𝑗 = 𝑦 → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) ) |
173 |
172
|
xpeq1d |
⊢ ( 𝑗 = 𝑦 → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ) |
174 |
|
oveq1 |
⊢ ( 𝑗 = 𝑦 → ( 𝑗 + 1 ) = ( 𝑦 + 1 ) ) |
175 |
174
|
oveq1d |
⊢ ( 𝑗 = 𝑦 → ( ( 𝑗 + 1 ) ... 𝑁 ) = ( ( 𝑦 + 1 ) ... 𝑁 ) ) |
176 |
175
|
imaeq2d |
⊢ ( 𝑗 = 𝑦 → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) ) |
177 |
176
|
xpeq1d |
⊢ ( 𝑗 = 𝑦 → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) |
178 |
173 177
|
uneq12d |
⊢ ( 𝑗 = 𝑦 → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) |
179 |
178
|
oveq2d |
⊢ ( 𝑗 = 𝑦 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
180 |
170 179
|
csbie |
⊢ ⦋ 𝑦 / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) |
181 |
169 180
|
eqtrdi |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ) → ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
182 |
181
|
mpteq2dva |
⊢ ( 𝜑 → ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑇 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
183 |
153 182
|
eqtrd |
⊢ ( 𝜑 → 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
184 |
183
|
rneqd |
⊢ ( 𝜑 → ran 𝐹 = ran ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
185 |
184
|
eleq2d |
⊢ ( 𝜑 → ( 𝑝 ∈ ran 𝐹 ↔ 𝑝 ∈ ran ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) ) |
186 |
|
eqid |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
187 |
|
ovex |
⊢ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ∈ V |
188 |
186 187
|
elrnmpti |
⊢ ( 𝑝 ∈ ran ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ↔ ∃ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) 𝑝 = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
189 |
185 188
|
bitrdi |
⊢ ( 𝜑 → ( 𝑝 ∈ ran 𝐹 ↔ ∃ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) 𝑝 = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
190 |
189
|
biimpa |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ ran 𝐹 ) → ∃ 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) 𝑝 = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( 1 ... 𝑦 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) “ ( ( 𝑦 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
191 |
136 190
|
r19.29a |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ ran 𝐹 ) → ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
192 |
191
|
neeq1d |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ ran 𝐹 ) → ( ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ↔ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) ) |
193 |
192
|
biimpd |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ ran 𝐹 ) → ( ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) ) |
194 |
193
|
rexlimdva |
⊢ ( 𝜑 → ( ∃ 𝑝 ∈ ran 𝐹 ( 𝑝 ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) ) |
195 |
45 194
|
mpd |
⊢ ( 𝜑 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) |
196 |
|
elnnne0 |
⊢ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ ↔ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ0 ∧ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ≠ 0 ) ) |
197 |
36 195 196
|
sylanbrc |
⊢ ( 𝜑 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ ) |
198 |
|
nnm1nn0 |
⊢ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ∈ ℕ0 ) |
199 |
197 198
|
syl |
⊢ ( 𝜑 → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ∈ ℕ0 ) |
200 |
|
elfzo0 |
⊢ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ( 0 ..^ 𝐾 ) ↔ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ0 ∧ 𝐾 ∈ ℕ ∧ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) < 𝐾 ) ) |
201 |
34 200
|
sylib |
⊢ ( 𝜑 → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℕ0 ∧ 𝐾 ∈ ℕ ∧ ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) < 𝐾 ) ) |
202 |
201
|
simp2d |
⊢ ( 𝜑 → 𝐾 ∈ ℕ ) |
203 |
199
|
nn0red |
⊢ ( 𝜑 → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ∈ ℝ ) |
204 |
36
|
nn0red |
⊢ ( 𝜑 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ℝ ) |
205 |
202
|
nnred |
⊢ ( 𝜑 → 𝐾 ∈ ℝ ) |
206 |
204
|
ltm1d |
⊢ ( 𝜑 → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) < ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ) |
207 |
|
elfzolt2 |
⊢ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) ∈ ( 0 ..^ 𝐾 ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) < 𝐾 ) |
208 |
34 207
|
syl |
⊢ ( 𝜑 → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) < 𝐾 ) |
209 |
203 204 205 206 208
|
lttrd |
⊢ ( 𝜑 → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) < 𝐾 ) |
210 |
|
elfzo0 |
⊢ ( ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ∈ ( 0 ..^ 𝐾 ) ↔ ( ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ∈ ℕ0 ∧ 𝐾 ∈ ℕ ∧ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) < 𝐾 ) ) |
211 |
199 202 209 210
|
syl3anbrc |
⊢ ( 𝜑 → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ∈ ( 0 ..^ 𝐾 ) ) |
212 |
211
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) − 1 ) ∈ ( 0 ..^ 𝐾 ) ) |
213 |
13 212
|
eqeltrd |
⊢ ( ( 𝜑 ∧ 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 1 ) ∈ ( 0 ..^ 𝐾 ) ) |
214 |
213
|
adantlr |
⊢ ( ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) ∧ 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 1 ) ∈ ( 0 ..^ 𝐾 ) ) |
215 |
22
|
ffvelrnda |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) ∈ ( 0 ..^ 𝐾 ) ) |
216 |
|
elfzonn0 |
⊢ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) ∈ ( 0 ..^ 𝐾 ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) ∈ ℕ0 ) |
217 |
215 216
|
syl |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) ∈ ℕ0 ) |
218 |
217
|
nn0cnd |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) ∈ ℂ ) |
219 |
218
|
subid1d |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 0 ) = ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) ) |
220 |
219 215
|
eqeltrd |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 0 ) ∈ ( 0 ..^ 𝐾 ) ) |
221 |
220
|
adantr |
⊢ ( ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) ∧ ¬ 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − 0 ) ∈ ( 0 ..^ 𝐾 ) ) |
222 |
8 10 214 221
|
ifbothda |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( 1 ... 𝑁 ) ) → ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ∈ ( 0 ..^ 𝐾 ) ) |
223 |
222
|
fmpttd |
⊢ ( 𝜑 → ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) : ( 1 ... 𝑁 ) ⟶ ( 0 ..^ 𝐾 ) ) |
224 |
|
ovex |
⊢ ( 0 ..^ 𝐾 ) ∈ V |
225 |
224 98
|
elmap |
⊢ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∈ ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) ↔ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) : ( 1 ... 𝑁 ) ⟶ ( 0 ..^ 𝐾 ) ) |
226 |
223 225
|
sylibr |
⊢ ( 𝜑 → ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∈ ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) ) |
227 |
|
simpr |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) → 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) |
228 |
|
1z |
⊢ 1 ∈ ℤ |
229 |
|
peano2z |
⊢ ( 1 ∈ ℤ → ( 1 + 1 ) ∈ ℤ ) |
230 |
228 229
|
ax-mp |
⊢ ( 1 + 1 ) ∈ ℤ |
231 |
112 230
|
jctil |
⊢ ( 𝜑 → ( ( 1 + 1 ) ∈ ℤ ∧ 𝑁 ∈ ℤ ) ) |
232 |
|
elfzelz |
⊢ ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) → 𝑛 ∈ ℤ ) |
233 |
232 228
|
jctir |
⊢ ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) → ( 𝑛 ∈ ℤ ∧ 1 ∈ ℤ ) ) |
234 |
|
fzsubel |
⊢ ( ( ( ( 1 + 1 ) ∈ ℤ ∧ 𝑁 ∈ ℤ ) ∧ ( 𝑛 ∈ ℤ ∧ 1 ∈ ℤ ) ) → ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↔ ( 𝑛 − 1 ) ∈ ( ( ( 1 + 1 ) − 1 ) ... ( 𝑁 − 1 ) ) ) ) |
235 |
231 233 234
|
syl2an |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) → ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↔ ( 𝑛 − 1 ) ∈ ( ( ( 1 + 1 ) − 1 ) ... ( 𝑁 − 1 ) ) ) ) |
236 |
227 235
|
mpbid |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) → ( 𝑛 − 1 ) ∈ ( ( ( 1 + 1 ) − 1 ) ... ( 𝑁 − 1 ) ) ) |
237 |
|
ax-1cn |
⊢ 1 ∈ ℂ |
238 |
237 237
|
pncan3oi |
⊢ ( ( 1 + 1 ) − 1 ) = 1 |
239 |
238
|
oveq1i |
⊢ ( ( ( 1 + 1 ) − 1 ) ... ( 𝑁 − 1 ) ) = ( 1 ... ( 𝑁 − 1 ) ) |
240 |
236 239
|
eleqtrdi |
⊢ ( ( 𝜑 ∧ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) → ( 𝑛 − 1 ) ∈ ( 1 ... ( 𝑁 − 1 ) ) ) |
241 |
240
|
ralrimiva |
⊢ ( 𝜑 → ∀ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ( 𝑛 − 1 ) ∈ ( 1 ... ( 𝑁 − 1 ) ) ) |
242 |
|
simpr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) → 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) |
243 |
156 228
|
jctil |
⊢ ( 𝜑 → ( 1 ∈ ℤ ∧ ( 𝑁 − 1 ) ∈ ℤ ) ) |
244 |
|
elfzelz |
⊢ ( 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) → 𝑦 ∈ ℤ ) |
245 |
244 228
|
jctir |
⊢ ( 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) → ( 𝑦 ∈ ℤ ∧ 1 ∈ ℤ ) ) |
246 |
|
fzaddel |
⊢ ( ( ( 1 ∈ ℤ ∧ ( 𝑁 − 1 ) ∈ ℤ ) ∧ ( 𝑦 ∈ ℤ ∧ 1 ∈ ℤ ) ) → ( 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ↔ ( 𝑦 + 1 ) ∈ ( ( 1 + 1 ) ... ( ( 𝑁 − 1 ) + 1 ) ) ) ) |
247 |
243 245 246
|
syl2an |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) → ( 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ↔ ( 𝑦 + 1 ) ∈ ( ( 1 + 1 ) ... ( ( 𝑁 − 1 ) + 1 ) ) ) ) |
248 |
242 247
|
mpbid |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) → ( 𝑦 + 1 ) ∈ ( ( 1 + 1 ) ... ( ( 𝑁 − 1 ) + 1 ) ) ) |
249 |
80
|
oveq2d |
⊢ ( 𝜑 → ( ( 1 + 1 ) ... ( ( 𝑁 − 1 ) + 1 ) ) = ( ( 1 + 1 ) ... 𝑁 ) ) |
250 |
249
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) → ( ( 1 + 1 ) ... ( ( 𝑁 − 1 ) + 1 ) ) = ( ( 1 + 1 ) ... 𝑁 ) ) |
251 |
248 250
|
eleqtrd |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) → ( 𝑦 + 1 ) ∈ ( ( 1 + 1 ) ... 𝑁 ) ) |
252 |
232
|
zcnd |
⊢ ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) → 𝑛 ∈ ℂ ) |
253 |
244
|
zcnd |
⊢ ( 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) → 𝑦 ∈ ℂ ) |
254 |
|
subadd2 |
⊢ ( ( 𝑛 ∈ ℂ ∧ 1 ∈ ℂ ∧ 𝑦 ∈ ℂ ) → ( ( 𝑛 − 1 ) = 𝑦 ↔ ( 𝑦 + 1 ) = 𝑛 ) ) |
255 |
237 254
|
mp3an2 |
⊢ ( ( 𝑛 ∈ ℂ ∧ 𝑦 ∈ ℂ ) → ( ( 𝑛 − 1 ) = 𝑦 ↔ ( 𝑦 + 1 ) = 𝑛 ) ) |
256 |
|
eqcom |
⊢ ( 𝑦 = ( 𝑛 − 1 ) ↔ ( 𝑛 − 1 ) = 𝑦 ) |
257 |
|
eqcom |
⊢ ( 𝑛 = ( 𝑦 + 1 ) ↔ ( 𝑦 + 1 ) = 𝑛 ) |
258 |
255 256 257
|
3bitr4g |
⊢ ( ( 𝑛 ∈ ℂ ∧ 𝑦 ∈ ℂ ) → ( 𝑦 = ( 𝑛 − 1 ) ↔ 𝑛 = ( 𝑦 + 1 ) ) ) |
259 |
252 253 258
|
syl2anr |
⊢ ( ( 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ∧ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) → ( 𝑦 = ( 𝑛 − 1 ) ↔ 𝑛 = ( 𝑦 + 1 ) ) ) |
260 |
259
|
ralrimiva |
⊢ ( 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) → ∀ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ( 𝑦 = ( 𝑛 − 1 ) ↔ 𝑛 = ( 𝑦 + 1 ) ) ) |
261 |
260
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) → ∀ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ( 𝑦 = ( 𝑛 − 1 ) ↔ 𝑛 = ( 𝑦 + 1 ) ) ) |
262 |
|
reu6i |
⊢ ( ( ( 𝑦 + 1 ) ∈ ( ( 1 + 1 ) ... 𝑁 ) ∧ ∀ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ( 𝑦 = ( 𝑛 − 1 ) ↔ 𝑛 = ( 𝑦 + 1 ) ) ) → ∃! 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) 𝑦 = ( 𝑛 − 1 ) ) |
263 |
251 261 262
|
syl2anc |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) → ∃! 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) 𝑦 = ( 𝑛 − 1 ) ) |
264 |
263
|
ralrimiva |
⊢ ( 𝜑 → ∀ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ∃! 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) 𝑦 = ( 𝑛 − 1 ) ) |
265 |
|
eqid |
⊢ ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) = ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) |
266 |
265
|
f1ompt |
⊢ ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) : ( ( 1 + 1 ) ... 𝑁 ) –1-1-onto→ ( 1 ... ( 𝑁 − 1 ) ) ↔ ( ∀ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ( 𝑛 − 1 ) ∈ ( 1 ... ( 𝑁 − 1 ) ) ∧ ∀ 𝑦 ∈ ( 1 ... ( 𝑁 − 1 ) ) ∃! 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) 𝑦 = ( 𝑛 − 1 ) ) ) |
267 |
241 264 266
|
sylanbrc |
⊢ ( 𝜑 → ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) : ( ( 1 + 1 ) ... 𝑁 ) –1-1-onto→ ( 1 ... ( 𝑁 − 1 ) ) ) |
268 |
|
f1osng |
⊢ ( ( 1 ∈ V ∧ 𝑁 ∈ ℕ ) → { 〈 1 , 𝑁 〉 } : { 1 } –1-1-onto→ { 𝑁 } ) |
269 |
49 1 268
|
sylancr |
⊢ ( 𝜑 → { 〈 1 , 𝑁 〉 } : { 1 } –1-1-onto→ { 𝑁 } ) |
270 |
157 159
|
ltnled |
⊢ ( 𝜑 → ( ( 𝑁 − 1 ) < 𝑁 ↔ ¬ 𝑁 ≤ ( 𝑁 − 1 ) ) ) |
271 |
163 270
|
mpbid |
⊢ ( 𝜑 → ¬ 𝑁 ≤ ( 𝑁 − 1 ) ) |
272 |
|
elfzle2 |
⊢ ( 𝑁 ∈ ( 1 ... ( 𝑁 − 1 ) ) → 𝑁 ≤ ( 𝑁 − 1 ) ) |
273 |
271 272
|
nsyl |
⊢ ( 𝜑 → ¬ 𝑁 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) |
274 |
|
disjsn |
⊢ ( ( ( 1 ... ( 𝑁 − 1 ) ) ∩ { 𝑁 } ) = ∅ ↔ ¬ 𝑁 ∈ ( 1 ... ( 𝑁 − 1 ) ) ) |
275 |
273 274
|
sylibr |
⊢ ( 𝜑 → ( ( 1 ... ( 𝑁 − 1 ) ) ∩ { 𝑁 } ) = ∅ ) |
276 |
|
1re |
⊢ 1 ∈ ℝ |
277 |
276
|
ltp1i |
⊢ 1 < ( 1 + 1 ) |
278 |
230
|
zrei |
⊢ ( 1 + 1 ) ∈ ℝ |
279 |
276 278
|
ltnlei |
⊢ ( 1 < ( 1 + 1 ) ↔ ¬ ( 1 + 1 ) ≤ 1 ) |
280 |
277 279
|
mpbi |
⊢ ¬ ( 1 + 1 ) ≤ 1 |
281 |
|
elfzle1 |
⊢ ( 1 ∈ ( ( 1 + 1 ) ... 𝑁 ) → ( 1 + 1 ) ≤ 1 ) |
282 |
280 281
|
mto |
⊢ ¬ 1 ∈ ( ( 1 + 1 ) ... 𝑁 ) |
283 |
|
disjsn |
⊢ ( ( ( ( 1 + 1 ) ... 𝑁 ) ∩ { 1 } ) = ∅ ↔ ¬ 1 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) |
284 |
282 283
|
mpbir |
⊢ ( ( ( 1 + 1 ) ... 𝑁 ) ∩ { 1 } ) = ∅ |
285 |
|
f1oun |
⊢ ( ( ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) : ( ( 1 + 1 ) ... 𝑁 ) –1-1-onto→ ( 1 ... ( 𝑁 − 1 ) ) ∧ { 〈 1 , 𝑁 〉 } : { 1 } –1-1-onto→ { 𝑁 } ) ∧ ( ( ( ( 1 + 1 ) ... 𝑁 ) ∩ { 1 } ) = ∅ ∧ ( ( 1 ... ( 𝑁 − 1 ) ) ∩ { 𝑁 } ) = ∅ ) ) → ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) ∪ { 〈 1 , 𝑁 〉 } ) : ( ( ( 1 + 1 ) ... 𝑁 ) ∪ { 1 } ) –1-1-onto→ ( ( 1 ... ( 𝑁 − 1 ) ) ∪ { 𝑁 } ) ) |
286 |
284 285
|
mpanr1 |
⊢ ( ( ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) : ( ( 1 + 1 ) ... 𝑁 ) –1-1-onto→ ( 1 ... ( 𝑁 − 1 ) ) ∧ { 〈 1 , 𝑁 〉 } : { 1 } –1-1-onto→ { 𝑁 } ) ∧ ( ( 1 ... ( 𝑁 − 1 ) ) ∩ { 𝑁 } ) = ∅ ) → ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) ∪ { 〈 1 , 𝑁 〉 } ) : ( ( ( 1 + 1 ) ... 𝑁 ) ∪ { 1 } ) –1-1-onto→ ( ( 1 ... ( 𝑁 − 1 ) ) ∪ { 𝑁 } ) ) |
287 |
267 269 275 286
|
syl21anc |
⊢ ( 𝜑 → ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) ∪ { 〈 1 , 𝑁 〉 } ) : ( ( ( 1 + 1 ) ... 𝑁 ) ∪ { 1 } ) –1-1-onto→ ( ( 1 ... ( 𝑁 − 1 ) ) ∪ { 𝑁 } ) ) |
288 |
|
eleq1 |
⊢ ( 𝑛 = 1 → ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↔ 1 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) ) |
289 |
282 288
|
mtbiri |
⊢ ( 𝑛 = 1 → ¬ 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ) |
290 |
289
|
necon2ai |
⊢ ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) → 𝑛 ≠ 1 ) |
291 |
|
ifnefalse |
⊢ ( 𝑛 ≠ 1 → if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) = ( 𝑛 − 1 ) ) |
292 |
290 291
|
syl |
⊢ ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) → if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) = ( 𝑛 − 1 ) ) |
293 |
292
|
mpteq2ia |
⊢ ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) = ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) |
294 |
293
|
uneq1i |
⊢ ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ∪ { 〈 1 , 𝑁 〉 } ) = ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) ∪ { 〈 1 , 𝑁 〉 } ) |
295 |
49
|
a1i |
⊢ ( 𝜑 → 1 ∈ V ) |
296 |
1 74
|
eleqtrdi |
⊢ ( 𝜑 → 𝑁 ∈ ( ℤ≥ ‘ 1 ) ) |
297 |
|
fzpred |
⊢ ( 𝑁 ∈ ( ℤ≥ ‘ 1 ) → ( 1 ... 𝑁 ) = ( { 1 } ∪ ( ( 1 + 1 ) ... 𝑁 ) ) ) |
298 |
296 297
|
syl |
⊢ ( 𝜑 → ( 1 ... 𝑁 ) = ( { 1 } ∪ ( ( 1 + 1 ) ... 𝑁 ) ) ) |
299 |
|
uncom |
⊢ ( { 1 } ∪ ( ( 1 + 1 ) ... 𝑁 ) ) = ( ( ( 1 + 1 ) ... 𝑁 ) ∪ { 1 } ) |
300 |
298 299
|
eqtr2di |
⊢ ( 𝜑 → ( ( ( 1 + 1 ) ... 𝑁 ) ∪ { 1 } ) = ( 1 ... 𝑁 ) ) |
301 |
|
iftrue |
⊢ ( 𝑛 = 1 → if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) = 𝑁 ) |
302 |
301
|
adantl |
⊢ ( ( 𝜑 ∧ 𝑛 = 1 ) → if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) = 𝑁 ) |
303 |
295 1 300 302
|
fmptapd |
⊢ ( 𝜑 → ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ∪ { 〈 1 , 𝑁 〉 } ) = ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) |
304 |
294 303
|
eqtr3id |
⊢ ( 𝜑 → ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) ∪ { 〈 1 , 𝑁 〉 } ) = ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) |
305 |
80 296
|
eqeltrd |
⊢ ( 𝜑 → ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ 1 ) ) |
306 |
|
uzid |
⊢ ( ( 𝑁 − 1 ) ∈ ℤ → ( 𝑁 − 1 ) ∈ ( ℤ≥ ‘ ( 𝑁 − 1 ) ) ) |
307 |
|
peano2uz |
⊢ ( ( 𝑁 − 1 ) ∈ ( ℤ≥ ‘ ( 𝑁 − 1 ) ) → ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ ( 𝑁 − 1 ) ) ) |
308 |
156 306 307
|
3syl |
⊢ ( 𝜑 → ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ ( 𝑁 − 1 ) ) ) |
309 |
80 308
|
eqeltrrd |
⊢ ( 𝜑 → 𝑁 ∈ ( ℤ≥ ‘ ( 𝑁 − 1 ) ) ) |
310 |
|
fzsplit2 |
⊢ ( ( ( ( 𝑁 − 1 ) + 1 ) ∈ ( ℤ≥ ‘ 1 ) ∧ 𝑁 ∈ ( ℤ≥ ‘ ( 𝑁 − 1 ) ) ) → ( 1 ... 𝑁 ) = ( ( 1 ... ( 𝑁 − 1 ) ) ∪ ( ( ( 𝑁 − 1 ) + 1 ) ... 𝑁 ) ) ) |
311 |
305 309 310
|
syl2anc |
⊢ ( 𝜑 → ( 1 ... 𝑁 ) = ( ( 1 ... ( 𝑁 − 1 ) ) ∪ ( ( ( 𝑁 − 1 ) + 1 ) ... 𝑁 ) ) ) |
312 |
80
|
oveq1d |
⊢ ( 𝜑 → ( ( ( 𝑁 − 1 ) + 1 ) ... 𝑁 ) = ( 𝑁 ... 𝑁 ) ) |
313 |
|
fzsn |
⊢ ( 𝑁 ∈ ℤ → ( 𝑁 ... 𝑁 ) = { 𝑁 } ) |
314 |
112 313
|
syl |
⊢ ( 𝜑 → ( 𝑁 ... 𝑁 ) = { 𝑁 } ) |
315 |
312 314
|
eqtrd |
⊢ ( 𝜑 → ( ( ( 𝑁 − 1 ) + 1 ) ... 𝑁 ) = { 𝑁 } ) |
316 |
315
|
uneq2d |
⊢ ( 𝜑 → ( ( 1 ... ( 𝑁 − 1 ) ) ∪ ( ( ( 𝑁 − 1 ) + 1 ) ... 𝑁 ) ) = ( ( 1 ... ( 𝑁 − 1 ) ) ∪ { 𝑁 } ) ) |
317 |
311 316
|
eqtr2d |
⊢ ( 𝜑 → ( ( 1 ... ( 𝑁 − 1 ) ) ∪ { 𝑁 } ) = ( 1 ... 𝑁 ) ) |
318 |
304 300 317
|
f1oeq123d |
⊢ ( 𝜑 → ( ( ( 𝑛 ∈ ( ( 1 + 1 ) ... 𝑁 ) ↦ ( 𝑛 − 1 ) ) ∪ { 〈 1 , 𝑁 〉 } ) : ( ( ( 1 + 1 ) ... 𝑁 ) ∪ { 1 } ) –1-1-onto→ ( ( 1 ... ( 𝑁 − 1 ) ) ∪ { 𝑁 } ) ↔ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) ) |
319 |
287 318
|
mpbid |
⊢ ( 𝜑 → ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) |
320 |
|
f1oco |
⊢ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ∧ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) |
321 |
28 319 320
|
syl2anc |
⊢ ( 𝜑 → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) |
322 |
98
|
mptex |
⊢ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ∈ V |
323 |
25 322
|
coex |
⊢ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) ∈ V |
324 |
|
f1oeq1 |
⊢ ( 𝑓 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) → ( 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ↔ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) ) |
325 |
323 324
|
elab |
⊢ ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) ∈ { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ↔ ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) ) |
326 |
321 325
|
sylibr |
⊢ ( 𝜑 → ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) ∈ { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) |
327 |
226 326
|
opelxpd |
⊢ ( 𝜑 → 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 ∈ ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) ) |
328 |
1
|
nnnn0d |
⊢ ( 𝜑 → 𝑁 ∈ ℕ0 ) |
329 |
|
0elfz |
⊢ ( 𝑁 ∈ ℕ0 → 0 ∈ ( 0 ... 𝑁 ) ) |
330 |
328 329
|
syl |
⊢ ( 𝜑 → 0 ∈ ( 0 ... 𝑁 ) ) |
331 |
327 330
|
opelxpd |
⊢ ( 𝜑 → 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ) |
332 |
1 2 3 4 5 6
|
poimirlem19 |
⊢ ( 𝜑 → 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
333 |
|
elfzle1 |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → 0 ≤ 𝑦 ) |
334 |
|
0re |
⊢ 0 ∈ ℝ |
335 |
|
lenlt |
⊢ ( ( 0 ∈ ℝ ∧ 𝑦 ∈ ℝ ) → ( 0 ≤ 𝑦 ↔ ¬ 𝑦 < 0 ) ) |
336 |
334 62 335
|
sylancr |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ( 0 ≤ 𝑦 ↔ ¬ 𝑦 < 0 ) ) |
337 |
333 336
|
mpbid |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ¬ 𝑦 < 0 ) |
338 |
337
|
iffalsed |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) = ( 𝑦 + 1 ) ) |
339 |
338
|
csbeq1d |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ⦋ ( 𝑦 + 1 ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
340 |
|
ovex |
⊢ ( 𝑦 + 1 ) ∈ V |
341 |
|
oveq2 |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( 1 ... 𝑗 ) = ( 1 ... ( 𝑦 + 1 ) ) ) |
342 |
341
|
imaeq2d |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) ) |
343 |
342
|
xpeq1d |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) × { 1 } ) ) |
344 |
|
oveq1 |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( 𝑗 + 1 ) = ( ( 𝑦 + 1 ) + 1 ) ) |
345 |
344
|
oveq1d |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( ( 𝑗 + 1 ) ... 𝑁 ) = ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) |
346 |
345
|
imaeq2d |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) ) |
347 |
346
|
xpeq1d |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) × { 0 } ) ) |
348 |
343 347
|
uneq12d |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) = ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) |
349 |
348
|
oveq2d |
⊢ ( 𝑗 = ( 𝑦 + 1 ) → ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
350 |
340 349
|
csbie |
⊢ ⦋ ( 𝑦 + 1 ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) |
351 |
339 350
|
eqtrdi |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) → ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
352 |
351
|
mpteq2ia |
⊢ ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... ( 𝑦 + 1 ) ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( ( 𝑦 + 1 ) + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
353 |
332 352
|
eqtr4di |
⊢ ( 𝜑 → 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
354 |
|
opex |
⊢ 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 ∈ V |
355 |
354 52
|
op2ndd |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 2nd ‘ 𝑡 ) = 0 ) |
356 |
355
|
breq2d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 𝑦 < ( 2nd ‘ 𝑡 ) ↔ 𝑦 < 0 ) ) |
357 |
356
|
ifbid |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) = if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) ) |
358 |
354 52
|
op1std |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 1st ‘ 𝑡 ) = 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 ) |
359 |
98
|
mptex |
⊢ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∈ V |
360 |
359 323
|
op1std |
⊢ ( ( 1st ‘ 𝑡 ) = 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 → ( 1st ‘ ( 1st ‘ 𝑡 ) ) = ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ) |
361 |
358 360
|
syl |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 1st ‘ ( 1st ‘ 𝑡 ) ) = ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ) |
362 |
359 323
|
op2ndd |
⊢ ( ( 1st ‘ 𝑡 ) = 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 → ( 2nd ‘ ( 1st ‘ 𝑡 ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) ) |
363 |
358 362
|
syl |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 2nd ‘ ( 1st ‘ 𝑡 ) ) = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) ) |
364 |
363
|
imaeq1d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) ) |
365 |
364
|
xpeq1d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ) |
366 |
363
|
imaeq1d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) = ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) ) |
367 |
366
|
xpeq1d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) = ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) |
368 |
365 367
|
uneq12d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) = ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) |
369 |
361 368
|
oveq12d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
370 |
357 369
|
csbeq12dv |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) = ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) |
371 |
370
|
mpteq2dv |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) |
372 |
371
|
eqeq2d |
⊢ ( 𝑡 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < ( 2nd ‘ 𝑡 ) , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 1st ‘ ( 1st ‘ 𝑡 ) ) ∘f + ( ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( 2nd ‘ ( 1st ‘ 𝑡 ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ↔ 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) ) |
373 |
372 2
|
elrab2 |
⊢ ( 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ∈ 𝑆 ↔ ( 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ∈ ( ( ( ( 0 ..^ 𝐾 ) ↑m ( 1 ... 𝑁 ) ) × { 𝑓 ∣ 𝑓 : ( 1 ... 𝑁 ) –1-1-onto→ ( 1 ... 𝑁 ) } ) × ( 0 ... 𝑁 ) ) ∧ 𝐹 = ( 𝑦 ∈ ( 0 ... ( 𝑁 − 1 ) ) ↦ ⦋ if ( 𝑦 < 0 , 𝑦 , ( 𝑦 + 1 ) ) / 𝑗 ⦌ ( ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) ∘f + ( ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( 1 ... 𝑗 ) ) × { 1 } ) ∪ ( ( ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) “ ( ( 𝑗 + 1 ) ... 𝑁 ) ) × { 0 } ) ) ) ) ) ) |
374 |
331 353 373
|
sylanbrc |
⊢ ( 𝜑 → 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ∈ 𝑆 ) |
375 |
354 52
|
op2ndd |
⊢ ( 𝑇 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 2nd ‘ 𝑇 ) = 0 ) |
376 |
375
|
eqcoms |
⊢ ( 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 = 𝑇 → ( 2nd ‘ 𝑇 ) = 0 ) |
377 |
1
|
nnne0d |
⊢ ( 𝜑 → 𝑁 ≠ 0 ) |
378 |
377
|
necomd |
⊢ ( 𝜑 → 0 ≠ 𝑁 ) |
379 |
|
neeq1 |
⊢ ( ( 2nd ‘ 𝑇 ) = 0 → ( ( 2nd ‘ 𝑇 ) ≠ 𝑁 ↔ 0 ≠ 𝑁 ) ) |
380 |
378 379
|
syl5ibrcom |
⊢ ( 𝜑 → ( ( 2nd ‘ 𝑇 ) = 0 → ( 2nd ‘ 𝑇 ) ≠ 𝑁 ) ) |
381 |
376 380
|
syl5 |
⊢ ( 𝜑 → ( 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 = 𝑇 → ( 2nd ‘ 𝑇 ) ≠ 𝑁 ) ) |
382 |
381
|
necon2d |
⊢ ( 𝜑 → ( ( 2nd ‘ 𝑇 ) = 𝑁 → 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ≠ 𝑇 ) ) |
383 |
6 382
|
mpd |
⊢ ( 𝜑 → 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ≠ 𝑇 ) |
384 |
|
neeq1 |
⊢ ( 𝑧 = 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 → ( 𝑧 ≠ 𝑇 ↔ 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ≠ 𝑇 ) ) |
385 |
384
|
rspcev |
⊢ ( ( 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ∈ 𝑆 ∧ 〈 〈 ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ ( ( ( 1st ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑛 ) − if ( 𝑛 = ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ‘ 𝑁 ) , 1 , 0 ) ) ) , ( ( 2nd ‘ ( 1st ‘ 𝑇 ) ) ∘ ( 𝑛 ∈ ( 1 ... 𝑁 ) ↦ if ( 𝑛 = 1 , 𝑁 , ( 𝑛 − 1 ) ) ) ) 〉 , 0 〉 ≠ 𝑇 ) → ∃ 𝑧 ∈ 𝑆 𝑧 ≠ 𝑇 ) |
386 |
374 383 385
|
syl2anc |
⊢ ( 𝜑 → ∃ 𝑧 ∈ 𝑆 𝑧 ≠ 𝑇 ) |