Step | Hyp | Ref
| Expression |
1 | | df-ov 7278 |
. . . . . . . . . 10
⊢ (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘) = ((((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)‘〈𝑗, 𝑘〉) |
2 | | simpr 485 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑗 ∈ 𝑁) |
3 | | simplrr 775 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑘 ∈ 𝑂) |
4 | | opelxpi 5626 |
. . . . . . . . . . . 12
⊢ ((𝑗 ∈ 𝑁 ∧ 𝑘 ∈ 𝑂) → 〈𝑗, 𝑘〉 ∈ (𝑁 × 𝑂)) |
5 | 2, 3, 4 | syl2anc 584 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 〈𝑗, 𝑘〉 ∈ (𝑁 × 𝑂)) |
6 | | mamuvs2.n |
. . . . . . . . . . . . . 14
⊢ (𝜑 → 𝑁 ∈ Fin) |
7 | | mamuvs2.o |
. . . . . . . . . . . . . 14
⊢ (𝜑 → 𝑂 ∈ Fin) |
8 | | xpfi 9085 |
. . . . . . . . . . . . . 14
⊢ ((𝑁 ∈ Fin ∧ 𝑂 ∈ Fin) → (𝑁 × 𝑂) ∈ Fin) |
9 | 6, 7, 8 | syl2anc 584 |
. . . . . . . . . . . . 13
⊢ (𝜑 → (𝑁 × 𝑂) ∈ Fin) |
10 | 9 | ad2antrr 723 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → (𝑁 × 𝑂) ∈ Fin) |
11 | | mamuvs2.y |
. . . . . . . . . . . . 13
⊢ (𝜑 → 𝑌 ∈ 𝐵) |
12 | 11 | ad2antrr 723 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑌 ∈ 𝐵) |
13 | | mamuvs2.z |
. . . . . . . . . . . . . 14
⊢ (𝜑 → 𝑍 ∈ (𝐵 ↑m (𝑁 × 𝑂))) |
14 | | elmapi 8637 |
. . . . . . . . . . . . . 14
⊢ (𝑍 ∈ (𝐵 ↑m (𝑁 × 𝑂)) → 𝑍:(𝑁 × 𝑂)⟶𝐵) |
15 | | ffn 6600 |
. . . . . . . . . . . . . 14
⊢ (𝑍:(𝑁 × 𝑂)⟶𝐵 → 𝑍 Fn (𝑁 × 𝑂)) |
16 | 13, 14, 15 | 3syl 18 |
. . . . . . . . . . . . 13
⊢ (𝜑 → 𝑍 Fn (𝑁 × 𝑂)) |
17 | 16 | ad2antrr 723 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑍 Fn (𝑁 × 𝑂)) |
18 | | df-ov 7278 |
. . . . . . . . . . . . . 14
⊢ (𝑗𝑍𝑘) = (𝑍‘〈𝑗, 𝑘〉) |
19 | 18 | eqcomi 2747 |
. . . . . . . . . . . . 13
⊢ (𝑍‘〈𝑗, 𝑘〉) = (𝑗𝑍𝑘) |
20 | 19 | a1i 11 |
. . . . . . . . . . . 12
⊢ ((((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) ∧ 〈𝑗, 𝑘〉 ∈ (𝑁 × 𝑂)) → (𝑍‘〈𝑗, 𝑘〉) = (𝑗𝑍𝑘)) |
21 | 10, 12, 17, 20 | ofc1 7559 |
. . . . . . . . . . 11
⊢ ((((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) ∧ 〈𝑗, 𝑘〉 ∈ (𝑁 × 𝑂)) → ((((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)‘〈𝑗, 𝑘〉) = (𝑌 · (𝑗𝑍𝑘))) |
22 | 5, 21 | mpdan 684 |
. . . . . . . . . 10
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → ((((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)‘〈𝑗, 𝑘〉) = (𝑌 · (𝑗𝑍𝑘))) |
23 | 1, 22 | eqtrid 2790 |
. . . . . . . . 9
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘) = (𝑌 · (𝑗𝑍𝑘))) |
24 | 23 | oveq2d 7291 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → ((𝑖𝑋𝑗) · (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘)) = ((𝑖𝑋𝑗) · (𝑌 · (𝑗𝑍𝑘)))) |
25 | | mamuvs2.r |
. . . . . . . . . . 11
⊢ (𝜑 → 𝑅 ∈ CRing) |
26 | | eqid 2738 |
. . . . . . . . . . . 12
⊢
(mulGrp‘𝑅) =
(mulGrp‘𝑅) |
27 | 26 | crngmgp 19791 |
. . . . . . . . . . 11
⊢ (𝑅 ∈ CRing →
(mulGrp‘𝑅) ∈
CMnd) |
28 | 25, 27 | syl 17 |
. . . . . . . . . 10
⊢ (𝜑 → (mulGrp‘𝑅) ∈ CMnd) |
29 | 28 | ad2antrr 723 |
. . . . . . . . 9
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → (mulGrp‘𝑅) ∈ CMnd) |
30 | | mamuvs2.x |
. . . . . . . . . . . 12
⊢ (𝜑 → 𝑋 ∈ (𝐵 ↑m (𝑀 × 𝑁))) |
31 | | elmapi 8637 |
. . . . . . . . . . . 12
⊢ (𝑋 ∈ (𝐵 ↑m (𝑀 × 𝑁)) → 𝑋:(𝑀 × 𝑁)⟶𝐵) |
32 | 30, 31 | syl 17 |
. . . . . . . . . . 11
⊢ (𝜑 → 𝑋:(𝑀 × 𝑁)⟶𝐵) |
33 | 32 | ad2antrr 723 |
. . . . . . . . . 10
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑋:(𝑀 × 𝑁)⟶𝐵) |
34 | | simplrl 774 |
. . . . . . . . . 10
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑖 ∈ 𝑀) |
35 | 33, 34, 2 | fovrnd 7444 |
. . . . . . . . 9
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → (𝑖𝑋𝑗) ∈ 𝐵) |
36 | 13, 14 | syl 17 |
. . . . . . . . . . 11
⊢ (𝜑 → 𝑍:(𝑁 × 𝑂)⟶𝐵) |
37 | 36 | ad2antrr 723 |
. . . . . . . . . 10
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑍:(𝑁 × 𝑂)⟶𝐵) |
38 | 37, 2, 3 | fovrnd 7444 |
. . . . . . . . 9
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → (𝑗𝑍𝑘) ∈ 𝐵) |
39 | | mamuvs2.b |
. . . . . . . . . . 11
⊢ 𝐵 = (Base‘𝑅) |
40 | 26, 39 | mgpbas 19726 |
. . . . . . . . . 10
⊢ 𝐵 =
(Base‘(mulGrp‘𝑅)) |
41 | | mamuvs2.t |
. . . . . . . . . . 11
⊢ · =
(.r‘𝑅) |
42 | 26, 41 | mgpplusg 19724 |
. . . . . . . . . 10
⊢ · =
(+g‘(mulGrp‘𝑅)) |
43 | 40, 42 | cmn12 19407 |
. . . . . . . . 9
⊢
(((mulGrp‘𝑅)
∈ CMnd ∧ ((𝑖𝑋𝑗) ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ (𝑗𝑍𝑘) ∈ 𝐵)) → ((𝑖𝑋𝑗) · (𝑌 · (𝑗𝑍𝑘))) = (𝑌 · ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))) |
44 | 29, 35, 12, 38, 43 | syl13anc 1371 |
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → ((𝑖𝑋𝑗) · (𝑌 · (𝑗𝑍𝑘))) = (𝑌 · ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))) |
45 | 24, 44 | eqtrd 2778 |
. . . . . . 7
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → ((𝑖𝑋𝑗) · (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘)) = (𝑌 · ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))) |
46 | 45 | mpteq2dva 5174 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘))) = (𝑗 ∈ 𝑁 ↦ (𝑌 · ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))))) |
47 | 46 | oveq2d 7291 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘)))) = (𝑅 Σg (𝑗 ∈ 𝑁 ↦ (𝑌 · ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))))) |
48 | | eqid 2738 |
. . . . . 6
⊢
(0g‘𝑅) = (0g‘𝑅) |
49 | | eqid 2738 |
. . . . . 6
⊢
(+g‘𝑅) = (+g‘𝑅) |
50 | | crngring 19795 |
. . . . . . . 8
⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring) |
51 | 25, 50 | syl 17 |
. . . . . . 7
⊢ (𝜑 → 𝑅 ∈ Ring) |
52 | 51 | adantr 481 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑅 ∈ Ring) |
53 | 6 | adantr 481 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑁 ∈ Fin) |
54 | 11 | adantr 481 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑌 ∈ 𝐵) |
55 | 51 | ad2antrr 723 |
. . . . . . 7
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → 𝑅 ∈ Ring) |
56 | 39, 41 | ringcl 19800 |
. . . . . . 7
⊢ ((𝑅 ∈ Ring ∧ (𝑖𝑋𝑗) ∈ 𝐵 ∧ (𝑗𝑍𝑘) ∈ 𝐵) → ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)) ∈ 𝐵) |
57 | 55, 35, 38, 56 | syl3anc 1370 |
. . . . . 6
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)) ∈ 𝐵) |
58 | | eqid 2738 |
. . . . . . 7
⊢ (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))) = (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))) |
59 | | ovexd 7310 |
. . . . . . 7
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 𝑗 ∈ 𝑁) → ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)) ∈ V) |
60 | | fvexd 6789 |
. . . . . . 7
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (0g‘𝑅) ∈ V) |
61 | 58, 53, 59, 60 | fsuppmptdm 9139 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))) finSupp (0g‘𝑅)) |
62 | 39, 48, 49, 41, 52, 53, 54, 57, 61 | gsummulc2 19846 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑅 Σg (𝑗 ∈ 𝑁 ↦ (𝑌 · ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))))) = (𝑌 · (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))))) |
63 | 47, 62 | eqtrd 2778 |
. . . 4
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘)))) = (𝑌 · (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))))) |
64 | | mamuvs2.f |
. . . . 5
⊢ 𝐹 = (𝑅 maMul 〈𝑀, 𝑁, 𝑂〉) |
65 | 25 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑅 ∈ CRing) |
66 | | mamuvs2.m |
. . . . . 6
⊢ (𝜑 → 𝑀 ∈ Fin) |
67 | 66 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑀 ∈ Fin) |
68 | 7 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑂 ∈ Fin) |
69 | 30 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑋 ∈ (𝐵 ↑m (𝑀 × 𝑁))) |
70 | | fconst6g 6663 |
. . . . . . . . 9
⊢ (𝑌 ∈ 𝐵 → ((𝑁 × 𝑂) × {𝑌}):(𝑁 × 𝑂)⟶𝐵) |
71 | 11, 70 | syl 17 |
. . . . . . . 8
⊢ (𝜑 → ((𝑁 × 𝑂) × {𝑌}):(𝑁 × 𝑂)⟶𝐵) |
72 | 39 | fvexi 6788 |
. . . . . . . . 9
⊢ 𝐵 ∈ V |
73 | | elmapg 8628 |
. . . . . . . . 9
⊢ ((𝐵 ∈ V ∧ (𝑁 × 𝑂) ∈ Fin) → (((𝑁 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑁 × 𝑂)) ↔ ((𝑁 × 𝑂) × {𝑌}):(𝑁 × 𝑂)⟶𝐵)) |
74 | 72, 9, 73 | sylancr 587 |
. . . . . . . 8
⊢ (𝜑 → (((𝑁 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑁 × 𝑂)) ↔ ((𝑁 × 𝑂) × {𝑌}):(𝑁 × 𝑂)⟶𝐵)) |
75 | 71, 74 | mpbird 256 |
. . . . . . 7
⊢ (𝜑 → ((𝑁 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑁 × 𝑂))) |
76 | 39, 41 | ringvcl 21547 |
. . . . . . 7
⊢ ((𝑅 ∈ Ring ∧ ((𝑁 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑁 × 𝑂)) ∧ 𝑍 ∈ (𝐵 ↑m (𝑁 × 𝑂))) → (((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍) ∈ (𝐵 ↑m (𝑁 × 𝑂))) |
77 | 51, 75, 13, 76 | syl3anc 1370 |
. . . . . 6
⊢ (𝜑 → (((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍) ∈ (𝐵 ↑m (𝑁 × 𝑂))) |
78 | 77 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍) ∈ (𝐵 ↑m (𝑁 × 𝑂))) |
79 | | simprl 768 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑖 ∈ 𝑀) |
80 | | simprr 770 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑘 ∈ 𝑂) |
81 | 64, 39, 41, 65, 67, 53, 68, 69, 78, 79, 80 | mamufv 21536 |
. . . 4
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑖(𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍))𝑘) = (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)𝑘))))) |
82 | | df-ov 7278 |
. . . . 5
⊢ (𝑖(((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))𝑘) = ((((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))‘〈𝑖, 𝑘〉) |
83 | | opelxpi 5626 |
. . . . . . 7
⊢ ((𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂) → 〈𝑖, 𝑘〉 ∈ (𝑀 × 𝑂)) |
84 | 83 | adantl 482 |
. . . . . 6
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 〈𝑖, 𝑘〉 ∈ (𝑀 × 𝑂)) |
85 | | xpfi 9085 |
. . . . . . . . 9
⊢ ((𝑀 ∈ Fin ∧ 𝑂 ∈ Fin) → (𝑀 × 𝑂) ∈ Fin) |
86 | 66, 7, 85 | syl2anc 584 |
. . . . . . . 8
⊢ (𝜑 → (𝑀 × 𝑂) ∈ Fin) |
87 | 86 | adantr 481 |
. . . . . . 7
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑀 × 𝑂) ∈ Fin) |
88 | 39, 51, 64, 66, 6, 7, 30, 13 | mamucl 21548 |
. . . . . . . . 9
⊢ (𝜑 → (𝑋𝐹𝑍) ∈ (𝐵 ↑m (𝑀 × 𝑂))) |
89 | | elmapi 8637 |
. . . . . . . . 9
⊢ ((𝑋𝐹𝑍) ∈ (𝐵 ↑m (𝑀 × 𝑂)) → (𝑋𝐹𝑍):(𝑀 × 𝑂)⟶𝐵) |
90 | | ffn 6600 |
. . . . . . . . 9
⊢ ((𝑋𝐹𝑍):(𝑀 × 𝑂)⟶𝐵 → (𝑋𝐹𝑍) Fn (𝑀 × 𝑂)) |
91 | 88, 89, 90 | 3syl 18 |
. . . . . . . 8
⊢ (𝜑 → (𝑋𝐹𝑍) Fn (𝑀 × 𝑂)) |
92 | 91 | adantr 481 |
. . . . . . 7
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑋𝐹𝑍) Fn (𝑀 × 𝑂)) |
93 | | df-ov 7278 |
. . . . . . . . 9
⊢ (𝑖(𝑋𝐹𝑍)𝑘) = ((𝑋𝐹𝑍)‘〈𝑖, 𝑘〉) |
94 | 13 | adantr 481 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → 𝑍 ∈ (𝐵 ↑m (𝑁 × 𝑂))) |
95 | 64, 39, 41, 65, 67, 53, 68, 69, 94, 79, 80 | mamufv 21536 |
. . . . . . . . 9
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑖(𝑋𝐹𝑍)𝑘) = (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))))) |
96 | 93, 95 | eqtr3id 2792 |
. . . . . . . 8
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → ((𝑋𝐹𝑍)‘〈𝑖, 𝑘〉) = (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))))) |
97 | 96 | adantr 481 |
. . . . . . 7
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 〈𝑖, 𝑘〉 ∈ (𝑀 × 𝑂)) → ((𝑋𝐹𝑍)‘〈𝑖, 𝑘〉) = (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘))))) |
98 | 87, 54, 92, 97 | ofc1 7559 |
. . . . . 6
⊢ (((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) ∧ 〈𝑖, 𝑘〉 ∈ (𝑀 × 𝑂)) → ((((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))‘〈𝑖, 𝑘〉) = (𝑌 · (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))))) |
99 | 84, 98 | mpdan 684 |
. . . . 5
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → ((((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))‘〈𝑖, 𝑘〉) = (𝑌 · (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))))) |
100 | 82, 99 | eqtrid 2790 |
. . . 4
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑖(((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))𝑘) = (𝑌 · (𝑅 Σg (𝑗 ∈ 𝑁 ↦ ((𝑖𝑋𝑗) · (𝑗𝑍𝑘)))))) |
101 | 63, 81, 100 | 3eqtr4d 2788 |
. . 3
⊢ ((𝜑 ∧ (𝑖 ∈ 𝑀 ∧ 𝑘 ∈ 𝑂)) → (𝑖(𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍))𝑘) = (𝑖(((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))𝑘)) |
102 | 101 | ralrimivva 3123 |
. 2
⊢ (𝜑 → ∀𝑖 ∈ 𝑀 ∀𝑘 ∈ 𝑂 (𝑖(𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍))𝑘) = (𝑖(((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))𝑘)) |
103 | 39, 51, 64, 66, 6, 7, 30, 77 | mamucl 21548 |
. . . 4
⊢ (𝜑 → (𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) ∈ (𝐵 ↑m (𝑀 × 𝑂))) |
104 | | elmapi 8637 |
. . . 4
⊢ ((𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) ∈ (𝐵 ↑m (𝑀 × 𝑂)) → (𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)):(𝑀 × 𝑂)⟶𝐵) |
105 | | ffn 6600 |
. . . 4
⊢ ((𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)):(𝑀 × 𝑂)⟶𝐵 → (𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) Fn (𝑀 × 𝑂)) |
106 | 103, 104,
105 | 3syl 18 |
. . 3
⊢ (𝜑 → (𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) Fn (𝑀 × 𝑂)) |
107 | | fconst6g 6663 |
. . . . . . 7
⊢ (𝑌 ∈ 𝐵 → ((𝑀 × 𝑂) × {𝑌}):(𝑀 × 𝑂)⟶𝐵) |
108 | 11, 107 | syl 17 |
. . . . . 6
⊢ (𝜑 → ((𝑀 × 𝑂) × {𝑌}):(𝑀 × 𝑂)⟶𝐵) |
109 | | elmapg 8628 |
. . . . . . 7
⊢ ((𝐵 ∈ V ∧ (𝑀 × 𝑂) ∈ Fin) → (((𝑀 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑀 × 𝑂)) ↔ ((𝑀 × 𝑂) × {𝑌}):(𝑀 × 𝑂)⟶𝐵)) |
110 | 72, 86, 109 | sylancr 587 |
. . . . . 6
⊢ (𝜑 → (((𝑀 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑀 × 𝑂)) ↔ ((𝑀 × 𝑂) × {𝑌}):(𝑀 × 𝑂)⟶𝐵)) |
111 | 108, 110 | mpbird 256 |
. . . . 5
⊢ (𝜑 → ((𝑀 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑀 × 𝑂))) |
112 | 39, 41 | ringvcl 21547 |
. . . . 5
⊢ ((𝑅 ∈ Ring ∧ ((𝑀 × 𝑂) × {𝑌}) ∈ (𝐵 ↑m (𝑀 × 𝑂)) ∧ (𝑋𝐹𝑍) ∈ (𝐵 ↑m (𝑀 × 𝑂))) → (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) ∈ (𝐵 ↑m (𝑀 × 𝑂))) |
113 | 51, 111, 88, 112 | syl3anc 1370 |
. . . 4
⊢ (𝜑 → (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) ∈ (𝐵 ↑m (𝑀 × 𝑂))) |
114 | | elmapi 8637 |
. . . 4
⊢ ((((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) ∈ (𝐵 ↑m (𝑀 × 𝑂)) → (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)):(𝑀 × 𝑂)⟶𝐵) |
115 | | ffn 6600 |
. . . 4
⊢ ((((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)):(𝑀 × 𝑂)⟶𝐵 → (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) Fn (𝑀 × 𝑂)) |
116 | 113, 114,
115 | 3syl 18 |
. . 3
⊢ (𝜑 → (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) Fn (𝑀 × 𝑂)) |
117 | | eqfnov2 7404 |
. . 3
⊢ (((𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) Fn (𝑀 × 𝑂) ∧ (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) Fn (𝑀 × 𝑂)) → ((𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) = (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) ↔ ∀𝑖 ∈ 𝑀 ∀𝑘 ∈ 𝑂 (𝑖(𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍))𝑘) = (𝑖(((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))𝑘))) |
118 | 106, 116,
117 | syl2anc 584 |
. 2
⊢ (𝜑 → ((𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) = (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍)) ↔ ∀𝑖 ∈ 𝑀 ∀𝑘 ∈ 𝑂 (𝑖(𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍))𝑘) = (𝑖(((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))𝑘))) |
119 | 102, 118 | mpbird 256 |
1
⊢ (𝜑 → (𝑋𝐹(((𝑁 × 𝑂) × {𝑌}) ∘f · 𝑍)) = (((𝑀 × 𝑂) × {𝑌}) ∘f · (𝑋𝐹𝑍))) |