| Step | Hyp | Ref
| Expression |
| 1 | | nndi 6544 |
. . . . . . . 8
⊢ ((𝑥 ∈ ω ∧ 𝑦 ∈ ω ∧ 𝑧 ∈ ω) → (𝑥 ·o (𝑦 +o 𝑧)) = ((𝑥 ·o 𝑦) +o (𝑥 ·o 𝑧))) |
| 2 | 1 | adantl 277 |
. . . . . . 7
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
(𝑥 ∈ ω ∧
𝑦 ∈ ω ∧
𝑧 ∈ ω)) →
(𝑥 ·o
(𝑦 +o 𝑧)) = ((𝑥 ·o 𝑦) +o (𝑥 ·o 𝑧))) |
| 3 | | simplll 533 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐴 ∈ ω) |
| 4 | | simprlr 538 |
. . . . . . . . 9
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐺 ∈ N) |
| 5 | | pinn 7376 |
. . . . . . . . 9
⊢ (𝐺 ∈ N →
𝐺 ∈
ω) |
| 6 | 4, 5 | syl 14 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐺 ∈ ω) |
| 7 | | nnmcl 6539 |
. . . . . . . 8
⊢ ((𝐴 ∈ ω ∧ 𝐺 ∈ ω) → (𝐴 ·o 𝐺) ∈
ω) |
| 8 | 3, 6, 7 | syl2anc 411 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐴 ·o 𝐺) ∈ ω) |
| 9 | | simpllr 534 |
. . . . . . . . 9
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐵 ∈ N) |
| 10 | | pinn 7376 |
. . . . . . . . 9
⊢ (𝐵 ∈ N →
𝐵 ∈
ω) |
| 11 | 9, 10 | syl 14 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐵 ∈ ω) |
| 12 | | simprll 537 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐹 ∈ ω) |
| 13 | | nnmcl 6539 |
. . . . . . . 8
⊢ ((𝐵 ∈ ω ∧ 𝐹 ∈ ω) → (𝐵 ·o 𝐹) ∈
ω) |
| 14 | 11, 12, 13 | syl2anc 411 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐵 ·o 𝐹) ∈ ω) |
| 15 | | simplrr 536 |
. . . . . . . . 9
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐷 ∈ N) |
| 16 | | pinn 7376 |
. . . . . . . . 9
⊢ (𝐷 ∈ N →
𝐷 ∈
ω) |
| 17 | 15, 16 | syl 14 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐷 ∈ ω) |
| 18 | | simprrr 540 |
. . . . . . . . 9
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝑆 ∈ N) |
| 19 | | pinn 7376 |
. . . . . . . . 9
⊢ (𝑆 ∈ N →
𝑆 ∈
ω) |
| 20 | 18, 19 | syl 14 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝑆 ∈ ω) |
| 21 | | nnmcl 6539 |
. . . . . . . 8
⊢ ((𝐷 ∈ ω ∧ 𝑆 ∈ ω) → (𝐷 ·o 𝑆) ∈
ω) |
| 22 | 17, 20, 21 | syl2anc 411 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐷 ·o 𝑆) ∈ ω) |
| 23 | | nnacl 6538 |
. . . . . . . 8
⊢ ((𝑥 ∈ ω ∧ 𝑦 ∈ ω) → (𝑥 +o 𝑦) ∈
ω) |
| 24 | 23 | adantl 277 |
. . . . . . 7
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
(𝑥 ∈ ω ∧
𝑦 ∈ ω)) →
(𝑥 +o 𝑦) ∈
ω) |
| 25 | | nnmcom 6547 |
. . . . . . . 8
⊢ ((𝑥 ∈ ω ∧ 𝑦 ∈ ω) → (𝑥 ·o 𝑦) = (𝑦 ·o 𝑥)) |
| 26 | 25 | adantl 277 |
. . . . . . 7
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
(𝑥 ∈ ω ∧
𝑦 ∈ ω)) →
(𝑥 ·o
𝑦) = (𝑦 ·o 𝑥)) |
| 27 | 2, 8, 14, 22, 24, 26 | caovdir2d 6100 |
. . . . . 6
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ·o (𝐷 ·o 𝑆)) = (((𝐴 ·o 𝐺) ·o (𝐷 ·o 𝑆)) +o ((𝐵 ·o 𝐹) ·o (𝐷 ·o 𝑆)))) |
| 28 | | nnmass 6545 |
. . . . . . . . 9
⊢ ((𝑥 ∈ ω ∧ 𝑦 ∈ ω ∧ 𝑧 ∈ ω) → ((𝑥 ·o 𝑦) ·o 𝑧) = (𝑥 ·o (𝑦 ·o 𝑧))) |
| 29 | 28 | adantl 277 |
. . . . . . . 8
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
(𝑥 ∈ ω ∧
𝑦 ∈ ω ∧
𝑧 ∈ ω)) →
((𝑥 ·o
𝑦) ·o
𝑧) = (𝑥 ·o (𝑦 ·o 𝑧))) |
| 30 | | nnmcl 6539 |
. . . . . . . . 9
⊢ ((𝑥 ∈ ω ∧ 𝑦 ∈ ω) → (𝑥 ·o 𝑦) ∈
ω) |
| 31 | 30 | adantl 277 |
. . . . . . . 8
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
(𝑥 ∈ ω ∧
𝑦 ∈ ω)) →
(𝑥 ·o
𝑦) ∈
ω) |
| 32 | 3, 6, 17, 26, 29, 20, 31 | caov4d 6108 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐴 ·o 𝐺) ·o (𝐷 ·o 𝑆)) = ((𝐴 ·o 𝐷) ·o (𝐺 ·o 𝑆))) |
| 33 | 11, 12, 17, 26, 29, 20, 31 | caov4d 6108 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐵 ·o 𝐹) ·o (𝐷 ·o 𝑆)) = ((𝐵 ·o 𝐷) ·o (𝐹 ·o 𝑆))) |
| 34 | 32, 33 | oveq12d 5940 |
. . . . . 6
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (((𝐴 ·o 𝐺) ·o (𝐷 ·o 𝑆)) +o ((𝐵 ·o 𝐹) ·o (𝐷 ·o 𝑆))) = (((𝐴 ·o 𝐷) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐹 ·o 𝑆)))) |
| 35 | 27, 34 | eqtrd 2229 |
. . . . 5
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ·o (𝐷 ·o 𝑆)) = (((𝐴 ·o 𝐷) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐹 ·o 𝑆)))) |
| 36 | | oveq1 5929 |
. . . . . 6
⊢ ((𝐴 ·o 𝐷) = (𝐵 ·o 𝐶) → ((𝐴 ·o 𝐷) ·o (𝐺 ·o 𝑆)) = ((𝐵 ·o 𝐶) ·o (𝐺 ·o 𝑆))) |
| 37 | | oveq2 5930 |
. . . . . 6
⊢ ((𝐹 ·o 𝑆) = (𝐺 ·o 𝑅) → ((𝐵 ·o 𝐷) ·o (𝐹 ·o 𝑆)) = ((𝐵 ·o 𝐷) ·o (𝐺 ·o 𝑅))) |
| 38 | 36, 37 | oveqan12d 5941 |
. . . . 5
⊢ (((𝐴 ·o 𝐷) = (𝐵 ·o 𝐶) ∧ (𝐹 ·o 𝑆) = (𝐺 ·o 𝑅)) → (((𝐴 ·o 𝐷) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐹 ·o 𝑆))) = (((𝐵 ·o 𝐶) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐺 ·o 𝑅)))) |
| 39 | 35, 38 | sylan9eq 2249 |
. . . 4
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
((𝐴 ·o
𝐷) = (𝐵 ·o 𝐶) ∧ (𝐹 ·o 𝑆) = (𝐺 ·o 𝑅))) → (((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ·o (𝐷 ·o 𝑆)) = (((𝐵 ·o 𝐶) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐺 ·o 𝑅)))) |
| 40 | | nnmcl 6539 |
. . . . . . . 8
⊢ ((𝐵 ∈ ω ∧ 𝐺 ∈ ω) → (𝐵 ·o 𝐺) ∈
ω) |
| 41 | 11, 6, 40 | syl2anc 411 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐵 ·o 𝐺) ∈ ω) |
| 42 | | simplrl 535 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝐶 ∈ ω) |
| 43 | | nnmcl 6539 |
. . . . . . . 8
⊢ ((𝐶 ∈ ω ∧ 𝑆 ∈ ω) → (𝐶 ·o 𝑆) ∈
ω) |
| 44 | 42, 20, 43 | syl2anc 411 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐶 ·o 𝑆) ∈ ω) |
| 45 | | simprrl 539 |
. . . . . . . 8
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → 𝑅 ∈ ω) |
| 46 | | nnmcl 6539 |
. . . . . . . 8
⊢ ((𝐷 ∈ ω ∧ 𝑅 ∈ ω) → (𝐷 ·o 𝑅) ∈
ω) |
| 47 | 17, 45, 46 | syl2anc 411 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐷 ·o 𝑅) ∈ ω) |
| 48 | | nndi 6544 |
. . . . . . 7
⊢ (((𝐵 ·o 𝐺) ∈ ω ∧ (𝐶 ·o 𝑆) ∈ ω ∧ (𝐷 ·o 𝑅) ∈ ω) → ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅))) = (((𝐵 ·o 𝐺) ·o (𝐶 ·o 𝑆)) +o ((𝐵 ·o 𝐺) ·o (𝐷 ·o 𝑅)))) |
| 49 | 41, 44, 47, 48 | syl3anc 1249 |
. . . . . 6
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅))) = (((𝐵 ·o 𝐺) ·o (𝐶 ·o 𝑆)) +o ((𝐵 ·o 𝐺) ·o (𝐷 ·o 𝑅)))) |
| 50 | 11, 6, 42, 26, 29, 20, 31 | caov4d 6108 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐵 ·o 𝐺) ·o (𝐶 ·o 𝑆)) = ((𝐵 ·o 𝐶) ·o (𝐺 ·o 𝑆))) |
| 51 | 11, 6, 17, 26, 29, 45, 31 | caov4d 6108 |
. . . . . . 7
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐵 ·o 𝐺) ·o (𝐷 ·o 𝑅)) = ((𝐵 ·o 𝐷) ·o (𝐺 ·o 𝑅))) |
| 52 | 50, 51 | oveq12d 5940 |
. . . . . 6
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (((𝐵 ·o 𝐺) ·o (𝐶 ·o 𝑆)) +o ((𝐵 ·o 𝐺) ·o (𝐷 ·o 𝑅))) = (((𝐵 ·o 𝐶) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐺 ·o 𝑅)))) |
| 53 | 49, 52 | eqtrd 2229 |
. . . . 5
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅))) = (((𝐵 ·o 𝐶) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐺 ·o 𝑅)))) |
| 54 | 53 | adantr 276 |
. . . 4
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
((𝐴 ·o
𝐷) = (𝐵 ·o 𝐶) ∧ (𝐹 ·o 𝑆) = (𝐺 ·o 𝑅))) → ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅))) = (((𝐵 ·o 𝐶) ·o (𝐺 ·o 𝑆)) +o ((𝐵 ·o 𝐷) ·o (𝐺 ·o 𝑅)))) |
| 55 | 39, 54 | eqtr4d 2232 |
. . 3
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
((𝐴 ·o
𝐷) = (𝐵 ·o 𝐶) ∧ (𝐹 ·o 𝑆) = (𝐺 ·o 𝑅))) → (((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ·o (𝐷 ·o 𝑆)) = ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅)))) |
| 56 | | nnacl 6538 |
. . . . . 6
⊢ (((𝐴 ·o 𝐺) ∈ ω ∧ (𝐵 ·o 𝐹) ∈ ω) → ((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ∈
ω) |
| 57 | 8, 14, 56 | syl2anc 411 |
. . . . 5
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ∈ ω) |
| 58 | | mulpiord 7384 |
. . . . . . . 8
⊢ ((𝐵 ∈ N ∧
𝐺 ∈ N)
→ (𝐵
·N 𝐺) = (𝐵 ·o 𝐺)) |
| 59 | | mulclpi 7395 |
. . . . . . . 8
⊢ ((𝐵 ∈ N ∧
𝐺 ∈ N)
→ (𝐵
·N 𝐺) ∈ N) |
| 60 | 58, 59 | eqeltrrd 2274 |
. . . . . . 7
⊢ ((𝐵 ∈ N ∧
𝐺 ∈ N)
→ (𝐵
·o 𝐺)
∈ N) |
| 61 | 60 | ad2ant2l 508 |
. . . . . 6
⊢ (((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐹 ∈ ω ∧
𝐺 ∈ N))
→ (𝐵
·o 𝐺)
∈ N) |
| 62 | 61 | ad2ant2r 509 |
. . . . 5
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐵 ·o 𝐺) ∈ N) |
| 63 | | nnacl 6538 |
. . . . . 6
⊢ (((𝐶 ·o 𝑆) ∈ ω ∧ (𝐷 ·o 𝑅) ∈ ω) → ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅)) ∈
ω) |
| 64 | 44, 47, 63 | syl2anc 411 |
. . . . 5
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅)) ∈ ω) |
| 65 | | mulpiord 7384 |
. . . . . . . 8
⊢ ((𝐷 ∈ N ∧
𝑆 ∈ N)
→ (𝐷
·N 𝑆) = (𝐷 ·o 𝑆)) |
| 66 | | mulclpi 7395 |
. . . . . . . 8
⊢ ((𝐷 ∈ N ∧
𝑆 ∈ N)
→ (𝐷
·N 𝑆) ∈ N) |
| 67 | 65, 66 | eqeltrrd 2274 |
. . . . . . 7
⊢ ((𝐷 ∈ N ∧
𝑆 ∈ N)
→ (𝐷
·o 𝑆)
∈ N) |
| 68 | 67 | ad2ant2l 508 |
. . . . . 6
⊢ (((𝐶 ∈ ω ∧ 𝐷 ∈ N) ∧
(𝑅 ∈ ω ∧
𝑆 ∈ N))
→ (𝐷
·o 𝑆)
∈ N) |
| 69 | 68 | ad2ant2l 508 |
. . . . 5
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (𝐷 ·o 𝑆) ∈ N) |
| 70 | | enq0breq 7503 |
. . . . 5
⊢
(((((𝐴
·o 𝐺)
+o (𝐵
·o 𝐹))
∈ ω ∧ (𝐵
·o 𝐺)
∈ N) ∧ (((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅)) ∈ ω ∧ (𝐷 ·o 𝑆) ∈ N)) →
(〈((𝐴
·o 𝐺)
+o (𝐵
·o 𝐹)),
(𝐵 ·o
𝐺)〉
~Q0 〈((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅)), (𝐷 ·o 𝑆)〉 ↔ (((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ·o (𝐷 ·o 𝑆)) = ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅))))) |
| 71 | 57, 62, 64, 69, 70 | syl22anc 1250 |
. . . 4
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (〈((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)), (𝐵 ·o 𝐺)〉 ~Q0
〈((𝐶
·o 𝑆)
+o (𝐷
·o 𝑅)),
(𝐷 ·o
𝑆)〉 ↔ (((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ·o (𝐷 ·o 𝑆)) = ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅))))) |
| 72 | 71 | adantr 276 |
. . 3
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
((𝐴 ·o
𝐷) = (𝐵 ·o 𝐶) ∧ (𝐹 ·o 𝑆) = (𝐺 ·o 𝑅))) → (〈((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)), (𝐵 ·o 𝐺)〉 ~Q0
〈((𝐶
·o 𝑆)
+o (𝐷
·o 𝑅)),
(𝐷 ·o
𝑆)〉 ↔ (((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)) ·o (𝐷 ·o 𝑆)) = ((𝐵 ·o 𝐺) ·o ((𝐶 ·o 𝑆) +o (𝐷 ·o 𝑅))))) |
| 73 | 55, 72 | mpbird 167 |
. 2
⊢
(((((𝐴 ∈
ω ∧ 𝐵 ∈
N) ∧ (𝐶
∈ ω ∧ 𝐷
∈ N)) ∧ ((𝐹 ∈ ω ∧ 𝐺 ∈ N) ∧ (𝑅 ∈ ω ∧ 𝑆 ∈ N))) ∧
((𝐴 ·o
𝐷) = (𝐵 ·o 𝐶) ∧ (𝐹 ·o 𝑆) = (𝐺 ·o 𝑅))) → 〈((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)), (𝐵 ·o 𝐺)〉 ~Q0
〈((𝐶
·o 𝑆)
+o (𝐷
·o 𝑅)),
(𝐷 ·o
𝑆)〉) |
| 74 | 73 | ex 115 |
1
⊢ ((((𝐴 ∈ ω ∧ 𝐵 ∈ N) ∧
(𝐶 ∈ ω ∧
𝐷 ∈ N))
∧ ((𝐹 ∈ ω
∧ 𝐺 ∈
N) ∧ (𝑅
∈ ω ∧ 𝑆
∈ N))) → (((𝐴 ·o 𝐷) = (𝐵 ·o 𝐶) ∧ (𝐹 ·o 𝑆) = (𝐺 ·o 𝑅)) → 〈((𝐴 ·o 𝐺) +o (𝐵 ·o 𝐹)), (𝐵 ·o 𝐺)〉 ~Q0
〈((𝐶
·o 𝑆)
+o (𝐷
·o 𝑅)),
(𝐷 ·o
𝑆)〉)) |