Step |
Hyp |
Ref |
Expression |
1 |
|
intssuni |
⊢ ( 𝐶 ≠ ∅ → ∩ 𝐶 ⊆ ∪ 𝐶 ) |
2 |
1
|
3ad2ant2 |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∩ 𝐶 ⊆ ∪ 𝐶 ) |
3 |
|
ssel2 |
⊢ ( ( 𝐶 ⊆ ( Idl ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) → 𝑖 ∈ ( Idl ‘ 𝑅 ) ) |
4 |
|
eqid |
⊢ ( 1st ‘ 𝑅 ) = ( 1st ‘ 𝑅 ) |
5 |
|
eqid |
⊢ ran ( 1st ‘ 𝑅 ) = ran ( 1st ‘ 𝑅 ) |
6 |
4 5
|
idlss |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) → 𝑖 ⊆ ran ( 1st ‘ 𝑅 ) ) |
7 |
3 6
|
sylan2 |
⊢ ( ( 𝑅 ∈ RingOps ∧ ( 𝐶 ⊆ ( Idl ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) ) → 𝑖 ⊆ ran ( 1st ‘ 𝑅 ) ) |
8 |
7
|
anassrs |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑖 ∈ 𝐶 ) → 𝑖 ⊆ ran ( 1st ‘ 𝑅 ) ) |
9 |
8
|
ralrimiva |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∀ 𝑖 ∈ 𝐶 𝑖 ⊆ ran ( 1st ‘ 𝑅 ) ) |
10 |
9
|
3adant2 |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∀ 𝑖 ∈ 𝐶 𝑖 ⊆ ran ( 1st ‘ 𝑅 ) ) |
11 |
|
unissb |
⊢ ( ∪ 𝐶 ⊆ ran ( 1st ‘ 𝑅 ) ↔ ∀ 𝑖 ∈ 𝐶 𝑖 ⊆ ran ( 1st ‘ 𝑅 ) ) |
12 |
10 11
|
sylibr |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∪ 𝐶 ⊆ ran ( 1st ‘ 𝑅 ) ) |
13 |
2 12
|
sstrd |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∩ 𝐶 ⊆ ran ( 1st ‘ 𝑅 ) ) |
14 |
|
eqid |
⊢ ( GId ‘ ( 1st ‘ 𝑅 ) ) = ( GId ‘ ( 1st ‘ 𝑅 ) ) |
15 |
4 14
|
idl0cl |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) → ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ 𝑖 ) |
16 |
3 15
|
sylan2 |
⊢ ( ( 𝑅 ∈ RingOps ∧ ( 𝐶 ⊆ ( Idl ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) ) → ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ 𝑖 ) |
17 |
16
|
anassrs |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑖 ∈ 𝐶 ) → ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ 𝑖 ) |
18 |
17
|
ralrimiva |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∀ 𝑖 ∈ 𝐶 ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ 𝑖 ) |
19 |
|
fvex |
⊢ ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ V |
20 |
19
|
elint2 |
⊢ ( ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ ∩ 𝐶 ↔ ∀ 𝑖 ∈ 𝐶 ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ 𝑖 ) |
21 |
18 20
|
sylibr |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ ∩ 𝐶 ) |
22 |
21
|
3adant2 |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ ∩ 𝐶 ) |
23 |
|
vex |
⊢ 𝑥 ∈ V |
24 |
23
|
elint2 |
⊢ ( 𝑥 ∈ ∩ 𝐶 ↔ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) |
25 |
|
vex |
⊢ 𝑦 ∈ V |
26 |
25
|
elint2 |
⊢ ( 𝑦 ∈ ∩ 𝐶 ↔ ∀ 𝑖 ∈ 𝐶 𝑦 ∈ 𝑖 ) |
27 |
|
r19.26 |
⊢ ( ∀ 𝑖 ∈ 𝐶 ( 𝑥 ∈ 𝑖 ∧ 𝑦 ∈ 𝑖 ) ↔ ( ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ∧ ∀ 𝑖 ∈ 𝐶 𝑦 ∈ 𝑖 ) ) |
28 |
4
|
idladdcl |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) ∧ ( 𝑥 ∈ 𝑖 ∧ 𝑦 ∈ 𝑖 ) ) → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ 𝑖 ) |
29 |
28
|
ex |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) → ( ( 𝑥 ∈ 𝑖 ∧ 𝑦 ∈ 𝑖 ) → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ 𝑖 ) ) |
30 |
3 29
|
sylan2 |
⊢ ( ( 𝑅 ∈ RingOps ∧ ( 𝐶 ⊆ ( Idl ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) ) → ( ( 𝑥 ∈ 𝑖 ∧ 𝑦 ∈ 𝑖 ) → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ 𝑖 ) ) |
31 |
30
|
anassrs |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑖 ∈ 𝐶 ) → ( ( 𝑥 ∈ 𝑖 ∧ 𝑦 ∈ 𝑖 ) → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ 𝑖 ) ) |
32 |
31
|
ralimdva |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( ∀ 𝑖 ∈ 𝐶 ( 𝑥 ∈ 𝑖 ∧ 𝑦 ∈ 𝑖 ) → ∀ 𝑖 ∈ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ 𝑖 ) ) |
33 |
|
ovex |
⊢ ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ V |
34 |
33
|
elint2 |
⊢ ( ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ↔ ∀ 𝑖 ∈ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ 𝑖 ) |
35 |
32 34
|
syl6ibr |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( ∀ 𝑖 ∈ 𝐶 ( 𝑥 ∈ 𝑖 ∧ 𝑦 ∈ 𝑖 ) → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ) ) |
36 |
27 35
|
syl5bir |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( ( ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ∧ ∀ 𝑖 ∈ 𝐶 𝑦 ∈ 𝑖 ) → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ) ) |
37 |
36
|
expdimp |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ( ∀ 𝑖 ∈ 𝐶 𝑦 ∈ 𝑖 → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ) ) |
38 |
26 37
|
syl5bi |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ( 𝑦 ∈ ∩ 𝐶 → ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ) ) |
39 |
38
|
ralrimiv |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ) |
40 |
|
eqid |
⊢ ( 2nd ‘ 𝑅 ) = ( 2nd ‘ 𝑅 ) |
41 |
4 40 5
|
idllmulcl |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) ∧ ( 𝑥 ∈ 𝑖 ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ) → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) |
42 |
41
|
anass1rs |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ 𝑥 ∈ 𝑖 ) → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) |
43 |
42
|
ex |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) ) |
44 |
43
|
an32s |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) ) |
45 |
3 44
|
sylan2 |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ ( 𝐶 ⊆ ( Idl ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) ) |
46 |
45
|
an4s |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ( 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) ) |
47 |
46
|
anassrs |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ 𝑖 ∈ 𝐶 ) → ( 𝑥 ∈ 𝑖 → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) ) |
48 |
47
|
ralimdva |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) → ( ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 → ∀ 𝑖 ∈ 𝐶 ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) ) |
49 |
48
|
imp |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ∀ 𝑖 ∈ 𝐶 ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) |
50 |
|
ovex |
⊢ ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ V |
51 |
50
|
elint2 |
⊢ ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ↔ ∀ 𝑖 ∈ 𝐶 ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ 𝑖 ) |
52 |
49 51
|
sylibr |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ) |
53 |
4 40 5
|
idlrmulcl |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) ∧ ( 𝑥 ∈ 𝑖 ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ) → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) |
54 |
53
|
anass1rs |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ 𝑥 ∈ 𝑖 ) → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) |
55 |
54
|
ex |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) ) |
56 |
55
|
an32s |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ 𝑖 ∈ ( Idl ‘ 𝑅 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) ) |
57 |
3 56
|
sylan2 |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ ( 𝐶 ⊆ ( Idl ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) ) |
58 |
57
|
an4s |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ( 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ∧ 𝑖 ∈ 𝐶 ) ) → ( 𝑥 ∈ 𝑖 → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) ) |
59 |
58
|
anassrs |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ 𝑖 ∈ 𝐶 ) → ( 𝑥 ∈ 𝑖 → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) ) |
60 |
59
|
ralimdva |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) → ( ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 → ∀ 𝑖 ∈ 𝐶 ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) ) |
61 |
60
|
imp |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ∀ 𝑖 ∈ 𝐶 ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) |
62 |
|
ovex |
⊢ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ V |
63 |
62
|
elint2 |
⊢ ( ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ↔ ∀ 𝑖 ∈ 𝐶 ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ 𝑖 ) |
64 |
61 63
|
sylibr |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) |
65 |
52 64
|
jca |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) |
66 |
65
|
an32s |
⊢ ( ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) ∧ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ) → ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) |
67 |
66
|
ralrimiva |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) |
68 |
39 67
|
jca |
⊢ ( ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) ∧ ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 ) → ( ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ∧ ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) ) |
69 |
68
|
ex |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( ∀ 𝑖 ∈ 𝐶 𝑥 ∈ 𝑖 → ( ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ∧ ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) ) ) |
70 |
24 69
|
syl5bi |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( 𝑥 ∈ ∩ 𝐶 → ( ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ∧ ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) ) ) |
71 |
70
|
ralrimiv |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∀ 𝑥 ∈ ∩ 𝐶 ( ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ∧ ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) ) |
72 |
71
|
3adant2 |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∀ 𝑥 ∈ ∩ 𝐶 ( ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ∧ ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) ) |
73 |
4 40 5 14
|
isidl |
⊢ ( 𝑅 ∈ RingOps → ( ∩ 𝐶 ∈ ( Idl ‘ 𝑅 ) ↔ ( ∩ 𝐶 ⊆ ran ( 1st ‘ 𝑅 ) ∧ ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ ∩ 𝐶 ∧ ∀ 𝑥 ∈ ∩ 𝐶 ( ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ∧ ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) ) ) ) |
74 |
73
|
3ad2ant1 |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ( ∩ 𝐶 ∈ ( Idl ‘ 𝑅 ) ↔ ( ∩ 𝐶 ⊆ ran ( 1st ‘ 𝑅 ) ∧ ( GId ‘ ( 1st ‘ 𝑅 ) ) ∈ ∩ 𝐶 ∧ ∀ 𝑥 ∈ ∩ 𝐶 ( ∀ 𝑦 ∈ ∩ 𝐶 ( 𝑥 ( 1st ‘ 𝑅 ) 𝑦 ) ∈ ∩ 𝐶 ∧ ∀ 𝑧 ∈ ran ( 1st ‘ 𝑅 ) ( ( 𝑧 ( 2nd ‘ 𝑅 ) 𝑥 ) ∈ ∩ 𝐶 ∧ ( 𝑥 ( 2nd ‘ 𝑅 ) 𝑧 ) ∈ ∩ 𝐶 ) ) ) ) ) |
75 |
13 22 72 74
|
mpbir3and |
⊢ ( ( 𝑅 ∈ RingOps ∧ 𝐶 ≠ ∅ ∧ 𝐶 ⊆ ( Idl ‘ 𝑅 ) ) → ∩ 𝐶 ∈ ( Idl ‘ 𝑅 ) ) |