| Step |
Hyp |
Ref |
Expression |
| 1 |
|
nadddilem2.1 |
⊢ ( 𝜑 → 𝐴 ∈ On ) |
| 2 |
|
nadddilem2.2 |
⊢ ( 𝜑 → 𝐵 ∈ On ) |
| 3 |
|
nadddilem2.3 |
⊢ ( 𝜑 → 𝐶 ∈ On ) |
| 4 |
|
nadddilem2.4 |
⊢ ( 𝜑 → ∀ 𝑑 ∈ 𝐴 ( 𝑑 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝐵 ) +no ( 𝑑 ·no 𝐶 ) ) ) |
| 5 |
|
nadddilem2.5 |
⊢ ( 𝜑 → ∀ 𝑒 ∈ 𝐵 ( 𝐴 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑒 ) +no ( 𝐴 ·no 𝐶 ) ) ) |
| 6 |
|
nadddilem2.6 |
⊢ ( 𝜑 → ∀ 𝑓 ∈ 𝐶 ( 𝐴 ·no ( 𝐵 +no 𝑓 ) ) = ( ( 𝐴 ·no 𝐵 ) +no ( 𝐴 ·no 𝑓 ) ) ) |
| 7 |
|
nadddilem2.7 |
⊢ ( 𝜑 → ∀ 𝑑 ∈ 𝐴 ∀ 𝑒 ∈ 𝐵 ( 𝑑 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝑒 ) +no ( 𝑑 ·no 𝐶 ) ) ) |
| 8 |
|
nadddilem2.8 |
⊢ ( 𝜑 → ∀ 𝑑 ∈ 𝐴 ∀ 𝑓 ∈ 𝐶 ( 𝑑 ·no ( 𝐵 +no 𝑓 ) ) = ( ( 𝑑 ·no 𝐵 ) +no ( 𝑑 ·no 𝑓 ) ) ) |
| 9 |
|
oveq1 |
⊢ ( 𝑑 = 𝑝 → ( 𝑑 ·no ( 𝐵 +no 𝐶 ) ) = ( 𝑝 ·no ( 𝐵 +no 𝐶 ) ) ) |
| 10 |
|
oveq1 |
⊢ ( 𝑑 = 𝑝 → ( 𝑑 ·no 𝐵 ) = ( 𝑝 ·no 𝐵 ) ) |
| 11 |
|
oveq1 |
⊢ ( 𝑑 = 𝑝 → ( 𝑑 ·no 𝐶 ) = ( 𝑝 ·no 𝐶 ) ) |
| 12 |
10 11
|
oveq12d |
⊢ ( 𝑑 = 𝑝 → ( ( 𝑑 ·no 𝐵 ) +no ( 𝑑 ·no 𝐶 ) ) = ( ( 𝑝 ·no 𝐵 ) +no ( 𝑝 ·no 𝐶 ) ) ) |
| 13 |
9 12
|
eqeq12d |
⊢ ( 𝑑 = 𝑝 → ( ( 𝑑 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝐵 ) +no ( 𝑑 ·no 𝐶 ) ) ↔ ( 𝑝 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝐵 ) +no ( 𝑝 ·no 𝐶 ) ) ) ) |
| 14 |
13
|
cbvralvw |
⊢ ( ∀ 𝑑 ∈ 𝐴 ( 𝑑 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝐵 ) +no ( 𝑑 ·no 𝐶 ) ) ↔ ∀ 𝑝 ∈ 𝐴 ( 𝑝 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝐵 ) +no ( 𝑝 ·no 𝐶 ) ) ) |
| 15 |
2 3
|
naddcomd |
⊢ ( 𝜑 → ( 𝐵 +no 𝐶 ) = ( 𝐶 +no 𝐵 ) ) |
| 16 |
15
|
oveq2d |
⊢ ( 𝜑 → ( 𝑝 ·no ( 𝐵 +no 𝐶 ) ) = ( 𝑝 ·no ( 𝐶 +no 𝐵 ) ) ) |
| 17 |
16
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → ( 𝑝 ·no ( 𝐵 +no 𝐶 ) ) = ( 𝑝 ·no ( 𝐶 +no 𝐵 ) ) ) |
| 18 |
1
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → 𝐴 ∈ On ) |
| 19 |
|
simpr |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → 𝑝 ∈ 𝐴 ) |
| 20 |
18 19
|
onelond |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → 𝑝 ∈ On ) |
| 21 |
2
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → 𝐵 ∈ On ) |
| 22 |
20 21
|
nmulcld |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → ( 𝑝 ·no 𝐵 ) ∈ On ) |
| 23 |
3
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → 𝐶 ∈ On ) |
| 24 |
20 23
|
nmulcld |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → ( 𝑝 ·no 𝐶 ) ∈ On ) |
| 25 |
22 24
|
naddcomd |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → ( ( 𝑝 ·no 𝐵 ) +no ( 𝑝 ·no 𝐶 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝐵 ) ) ) |
| 26 |
17 25
|
eqeq12d |
⊢ ( ( 𝜑 ∧ 𝑝 ∈ 𝐴 ) → ( ( 𝑝 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝐵 ) +no ( 𝑝 ·no 𝐶 ) ) ↔ ( 𝑝 ·no ( 𝐶 +no 𝐵 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝐵 ) ) ) ) |
| 27 |
26
|
ralbidva |
⊢ ( 𝜑 → ( ∀ 𝑝 ∈ 𝐴 ( 𝑝 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝐵 ) +no ( 𝑝 ·no 𝐶 ) ) ↔ ∀ 𝑝 ∈ 𝐴 ( 𝑝 ·no ( 𝐶 +no 𝐵 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝐵 ) ) ) ) |
| 28 |
14 27
|
bitrid |
⊢ ( 𝜑 → ( ∀ 𝑑 ∈ 𝐴 ( 𝑑 ·no ( 𝐵 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝐵 ) +no ( 𝑑 ·no 𝐶 ) ) ↔ ∀ 𝑝 ∈ 𝐴 ( 𝑝 ·no ( 𝐶 +no 𝐵 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝐵 ) ) ) ) |
| 29 |
4 28
|
mpbid |
⊢ ( 𝜑 → ∀ 𝑝 ∈ 𝐴 ( 𝑝 ·no ( 𝐶 +no 𝐵 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝐵 ) ) ) |
| 30 |
|
oveq1 |
⊢ ( 𝑒 = 𝑞 → ( 𝑒 +no 𝐶 ) = ( 𝑞 +no 𝐶 ) ) |
| 31 |
30
|
oveq2d |
⊢ ( 𝑒 = 𝑞 → ( 𝐴 ·no ( 𝑒 +no 𝐶 ) ) = ( 𝐴 ·no ( 𝑞 +no 𝐶 ) ) ) |
| 32 |
|
oveq2 |
⊢ ( 𝑒 = 𝑞 → ( 𝐴 ·no 𝑒 ) = ( 𝐴 ·no 𝑞 ) ) |
| 33 |
32
|
oveq1d |
⊢ ( 𝑒 = 𝑞 → ( ( 𝐴 ·no 𝑒 ) +no ( 𝐴 ·no 𝐶 ) ) = ( ( 𝐴 ·no 𝑞 ) +no ( 𝐴 ·no 𝐶 ) ) ) |
| 34 |
31 33
|
eqeq12d |
⊢ ( 𝑒 = 𝑞 → ( ( 𝐴 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑒 ) +no ( 𝐴 ·no 𝐶 ) ) ↔ ( 𝐴 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑞 ) +no ( 𝐴 ·no 𝐶 ) ) ) ) |
| 35 |
34
|
cbvralvw |
⊢ ( ∀ 𝑒 ∈ 𝐵 ( 𝐴 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑒 ) +no ( 𝐴 ·no 𝐶 ) ) ↔ ∀ 𝑞 ∈ 𝐵 ( 𝐴 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑞 ) +no ( 𝐴 ·no 𝐶 ) ) ) |
| 36 |
2
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → 𝐵 ∈ On ) |
| 37 |
|
simpr |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → 𝑞 ∈ 𝐵 ) |
| 38 |
36 37
|
onelond |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → 𝑞 ∈ On ) |
| 39 |
3
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → 𝐶 ∈ On ) |
| 40 |
38 39
|
naddcomd |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → ( 𝑞 +no 𝐶 ) = ( 𝐶 +no 𝑞 ) ) |
| 41 |
40
|
oveq2d |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → ( 𝐴 ·no ( 𝑞 +no 𝐶 ) ) = ( 𝐴 ·no ( 𝐶 +no 𝑞 ) ) ) |
| 42 |
1
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → 𝐴 ∈ On ) |
| 43 |
42 38
|
nmulcld |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → ( 𝐴 ·no 𝑞 ) ∈ On ) |
| 44 |
42 39
|
nmulcld |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → ( 𝐴 ·no 𝐶 ) ∈ On ) |
| 45 |
43 44
|
naddcomd |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → ( ( 𝐴 ·no 𝑞 ) +no ( 𝐴 ·no 𝐶 ) ) = ( ( 𝐴 ·no 𝐶 ) +no ( 𝐴 ·no 𝑞 ) ) ) |
| 46 |
41 45
|
eqeq12d |
⊢ ( ( 𝜑 ∧ 𝑞 ∈ 𝐵 ) → ( ( 𝐴 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑞 ) +no ( 𝐴 ·no 𝐶 ) ) ↔ ( 𝐴 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝐴 ·no 𝐶 ) +no ( 𝐴 ·no 𝑞 ) ) ) ) |
| 47 |
46
|
ralbidva |
⊢ ( 𝜑 → ( ∀ 𝑞 ∈ 𝐵 ( 𝐴 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑞 ) +no ( 𝐴 ·no 𝐶 ) ) ↔ ∀ 𝑞 ∈ 𝐵 ( 𝐴 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝐴 ·no 𝐶 ) +no ( 𝐴 ·no 𝑞 ) ) ) ) |
| 48 |
35 47
|
bitrid |
⊢ ( 𝜑 → ( ∀ 𝑒 ∈ 𝐵 ( 𝐴 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝐴 ·no 𝑒 ) +no ( 𝐴 ·no 𝐶 ) ) ↔ ∀ 𝑞 ∈ 𝐵 ( 𝐴 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝐴 ·no 𝐶 ) +no ( 𝐴 ·no 𝑞 ) ) ) ) |
| 49 |
5 48
|
mpbid |
⊢ ( 𝜑 → ∀ 𝑞 ∈ 𝐵 ( 𝐴 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝐴 ·no 𝐶 ) +no ( 𝐴 ·no 𝑞 ) ) ) |
| 50 |
|
oveq1 |
⊢ ( 𝑑 = 𝑝 → ( 𝑑 ·no ( 𝑒 +no 𝐶 ) ) = ( 𝑝 ·no ( 𝑒 +no 𝐶 ) ) ) |
| 51 |
|
oveq1 |
⊢ ( 𝑑 = 𝑝 → ( 𝑑 ·no 𝑒 ) = ( 𝑝 ·no 𝑒 ) ) |
| 52 |
51 11
|
oveq12d |
⊢ ( 𝑑 = 𝑝 → ( ( 𝑑 ·no 𝑒 ) +no ( 𝑑 ·no 𝐶 ) ) = ( ( 𝑝 ·no 𝑒 ) +no ( 𝑝 ·no 𝐶 ) ) ) |
| 53 |
50 52
|
eqeq12d |
⊢ ( 𝑑 = 𝑝 → ( ( 𝑑 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝑒 ) +no ( 𝑑 ·no 𝐶 ) ) ↔ ( 𝑝 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝑒 ) +no ( 𝑝 ·no 𝐶 ) ) ) ) |
| 54 |
30
|
oveq2d |
⊢ ( 𝑒 = 𝑞 → ( 𝑝 ·no ( 𝑒 +no 𝐶 ) ) = ( 𝑝 ·no ( 𝑞 +no 𝐶 ) ) ) |
| 55 |
|
oveq2 |
⊢ ( 𝑒 = 𝑞 → ( 𝑝 ·no 𝑒 ) = ( 𝑝 ·no 𝑞 ) ) |
| 56 |
55
|
oveq1d |
⊢ ( 𝑒 = 𝑞 → ( ( 𝑝 ·no 𝑒 ) +no ( 𝑝 ·no 𝐶 ) ) = ( ( 𝑝 ·no 𝑞 ) +no ( 𝑝 ·no 𝐶 ) ) ) |
| 57 |
54 56
|
eqeq12d |
⊢ ( 𝑒 = 𝑞 → ( ( 𝑝 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝑒 ) +no ( 𝑝 ·no 𝐶 ) ) ↔ ( 𝑝 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝑞 ) +no ( 𝑝 ·no 𝐶 ) ) ) ) |
| 58 |
53 57
|
cbvral2vw |
⊢ ( ∀ 𝑑 ∈ 𝐴 ∀ 𝑒 ∈ 𝐵 ( 𝑑 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝑒 ) +no ( 𝑑 ·no 𝐶 ) ) ↔ ∀ 𝑝 ∈ 𝐴 ∀ 𝑞 ∈ 𝐵 ( 𝑝 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝑞 ) +no ( 𝑝 ·no 𝐶 ) ) ) |
| 59 |
40
|
adantrl |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → ( 𝑞 +no 𝐶 ) = ( 𝐶 +no 𝑞 ) ) |
| 60 |
59
|
oveq2d |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → ( 𝑝 ·no ( 𝑞 +no 𝐶 ) ) = ( 𝑝 ·no ( 𝐶 +no 𝑞 ) ) ) |
| 61 |
20
|
adantrr |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → 𝑝 ∈ On ) |
| 62 |
38
|
adantrl |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → 𝑞 ∈ On ) |
| 63 |
61 62
|
nmulcld |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → ( 𝑝 ·no 𝑞 ) ∈ On ) |
| 64 |
3
|
adantr |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → 𝐶 ∈ On ) |
| 65 |
61 64
|
nmulcld |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → ( 𝑝 ·no 𝐶 ) ∈ On ) |
| 66 |
63 65
|
naddcomd |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → ( ( 𝑝 ·no 𝑞 ) +no ( 𝑝 ·no 𝐶 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝑞 ) ) ) |
| 67 |
60 66
|
eqeq12d |
⊢ ( ( 𝜑 ∧ ( 𝑝 ∈ 𝐴 ∧ 𝑞 ∈ 𝐵 ) ) → ( ( 𝑝 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝑞 ) +no ( 𝑝 ·no 𝐶 ) ) ↔ ( 𝑝 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝑞 ) ) ) ) |
| 68 |
67
|
2ralbidva |
⊢ ( 𝜑 → ( ∀ 𝑝 ∈ 𝐴 ∀ 𝑞 ∈ 𝐵 ( 𝑝 ·no ( 𝑞 +no 𝐶 ) ) = ( ( 𝑝 ·no 𝑞 ) +no ( 𝑝 ·no 𝐶 ) ) ↔ ∀ 𝑝 ∈ 𝐴 ∀ 𝑞 ∈ 𝐵 ( 𝑝 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝑞 ) ) ) ) |
| 69 |
58 68
|
bitrid |
⊢ ( 𝜑 → ( ∀ 𝑑 ∈ 𝐴 ∀ 𝑒 ∈ 𝐵 ( 𝑑 ·no ( 𝑒 +no 𝐶 ) ) = ( ( 𝑑 ·no 𝑒 ) +no ( 𝑑 ·no 𝐶 ) ) ↔ ∀ 𝑝 ∈ 𝐴 ∀ 𝑞 ∈ 𝐵 ( 𝑝 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝑞 ) ) ) ) |
| 70 |
7 69
|
mpbid |
⊢ ( 𝜑 → ∀ 𝑝 ∈ 𝐴 ∀ 𝑞 ∈ 𝐵 ( 𝑝 ·no ( 𝐶 +no 𝑞 ) ) = ( ( 𝑝 ·no 𝐶 ) +no ( 𝑝 ·no 𝑞 ) ) ) |
| 71 |
1 3 2 29 49 70
|
nadddilem1 |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → ( ( 𝐴 ·no 𝐶 ) +no 𝑥 ) ∈ ( 𝐴 ·no ( 𝐶 +no 𝐵 ) ) ) |
| 72 |
1 2
|
nmulcld |
⊢ ( 𝜑 → ( 𝐴 ·no 𝐵 ) ∈ On ) |
| 73 |
72
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → ( 𝐴 ·no 𝐵 ) ∈ On ) |
| 74 |
|
simpr |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) |
| 75 |
73 74
|
onelond |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → 𝑥 ∈ On ) |
| 76 |
1 3
|
nmulcld |
⊢ ( 𝜑 → ( 𝐴 ·no 𝐶 ) ∈ On ) |
| 77 |
76
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → ( 𝐴 ·no 𝐶 ) ∈ On ) |
| 78 |
75 77
|
naddcomd |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → ( 𝑥 +no ( 𝐴 ·no 𝐶 ) ) = ( ( 𝐴 ·no 𝐶 ) +no 𝑥 ) ) |
| 79 |
15
|
oveq2d |
⊢ ( 𝜑 → ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) = ( 𝐴 ·no ( 𝐶 +no 𝐵 ) ) ) |
| 80 |
79
|
adantr |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) = ( 𝐴 ·no ( 𝐶 +no 𝐵 ) ) ) |
| 81 |
71 78 80
|
3eltr4d |
⊢ ( ( 𝜑 ∧ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ) → ( 𝑥 +no ( 𝐴 ·no 𝐶 ) ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ) |
| 82 |
81
|
ralrimiva |
⊢ ( 𝜑 → ∀ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ( 𝑥 +no ( 𝐴 ·no 𝐶 ) ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ) |
| 83 |
1 2 3 4 6 8
|
nadddilem1 |
⊢ ( ( 𝜑 ∧ 𝑦 ∈ ( 𝐴 ·no 𝐶 ) ) → ( ( 𝐴 ·no 𝐵 ) +no 𝑦 ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ) |
| 84 |
83
|
ralrimiva |
⊢ ( 𝜑 → ∀ 𝑦 ∈ ( 𝐴 ·no 𝐶 ) ( ( 𝐴 ·no 𝐵 ) +no 𝑦 ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ) |
| 85 |
2 3
|
naddcld |
⊢ ( 𝜑 → ( 𝐵 +no 𝐶 ) ∈ On ) |
| 86 |
1 85
|
nmulcld |
⊢ ( 𝜑 → ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ∈ On ) |
| 87 |
|
naddle |
⊢ ( ( ( 𝐴 ·no 𝐵 ) ∈ On ∧ ( 𝐴 ·no 𝐶 ) ∈ On ∧ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ∈ On ) → ( ( ( 𝐴 ·no 𝐵 ) +no ( 𝐴 ·no 𝐶 ) ) ⊆ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ↔ ( ∀ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ( 𝑥 +no ( 𝐴 ·no 𝐶 ) ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ∧ ∀ 𝑦 ∈ ( 𝐴 ·no 𝐶 ) ( ( 𝐴 ·no 𝐵 ) +no 𝑦 ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ) ) ) |
| 88 |
72 76 86 87
|
syl3anc |
⊢ ( 𝜑 → ( ( ( 𝐴 ·no 𝐵 ) +no ( 𝐴 ·no 𝐶 ) ) ⊆ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ↔ ( ∀ 𝑥 ∈ ( 𝐴 ·no 𝐵 ) ( 𝑥 +no ( 𝐴 ·no 𝐶 ) ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ∧ ∀ 𝑦 ∈ ( 𝐴 ·no 𝐶 ) ( ( 𝐴 ·no 𝐵 ) +no 𝑦 ) ∈ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ) ) ) |
| 89 |
82 84 88
|
mpbir2and |
⊢ ( 𝜑 → ( ( 𝐴 ·no 𝐵 ) +no ( 𝐴 ·no 𝐶 ) ) ⊆ ( 𝐴 ·no ( 𝐵 +no 𝐶 ) ) ) |