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| Mirrors > Home > ILE Home > Th. List > caovdilemd | GIF version | ||
| Description: Lemma used by real number construction. (Contributed by Jim Kingdon, 16-Sep-2019.) |
| Ref | Expression |
|---|---|
| caovdilemd.com | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆)) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥)) |
| caovdilemd.distr | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆 ∧ 𝑧 ∈ 𝑆)) → ((𝑥𝐹𝑦)𝐺𝑧) = ((𝑥𝐺𝑧)𝐹(𝑦𝐺𝑧))) |
| caovdilemd.ass | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆 ∧ 𝑧 ∈ 𝑆)) → ((𝑥𝐺𝑦)𝐺𝑧) = (𝑥𝐺(𝑦𝐺𝑧))) |
| caovdilemd.cl | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆)) → (𝑥𝐺𝑦) ∈ 𝑆) |
| caovdilemd.a | ⊢ (𝜑 → 𝐴 ∈ 𝑆) |
| caovdilemd.b | ⊢ (𝜑 → 𝐵 ∈ 𝑆) |
| caovdilemd.c | ⊢ (𝜑 → 𝐶 ∈ 𝑆) |
| caovdilemd.d | ⊢ (𝜑 → 𝐷 ∈ 𝑆) |
| caovdilemd.h | ⊢ (𝜑 → 𝐻 ∈ 𝑆) |
| Ref | Expression |
|---|---|
| caovdilemd | ⊢ (𝜑 → (((𝐴𝐺𝐶)𝐹(𝐵𝐺𝐷))𝐺𝐻) = ((𝐴𝐺(𝐶𝐺𝐻))𝐹(𝐵𝐺(𝐷𝐺𝐻)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | caovdilemd.distr | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆 ∧ 𝑧 ∈ 𝑆)) → ((𝑥𝐹𝑦)𝐺𝑧) = ((𝑥𝐺𝑧)𝐹(𝑦𝐺𝑧))) | |
| 2 | caovdilemd.cl | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆)) → (𝑥𝐺𝑦) ∈ 𝑆) | |
| 3 | caovdilemd.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑆) | |
| 4 | caovdilemd.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑆) | |
| 5 | 2, 3, 4 | caovcld 5674 | . . 3 ⊢ (𝜑 → (𝐴𝐺𝐶) ∈ 𝑆) |
| 6 | caovdilemd.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑆) | |
| 7 | caovdilemd.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑆) | |
| 8 | 2, 6, 7 | caovcld 5674 | . . 3 ⊢ (𝜑 → (𝐵𝐺𝐷) ∈ 𝑆) |
| 9 | caovdilemd.h | . . 3 ⊢ (𝜑 → 𝐻 ∈ 𝑆) | |
| 10 | 1, 5, 8, 9 | caovdird 5699 | . 2 ⊢ (𝜑 → (((𝐴𝐺𝐶)𝐹(𝐵𝐺𝐷))𝐺𝐻) = (((𝐴𝐺𝐶)𝐺𝐻)𝐹((𝐵𝐺𝐷)𝐺𝐻))) |
| 11 | caovdilemd.ass | . . . 4 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆 ∧ 𝑧 ∈ 𝑆)) → ((𝑥𝐺𝑦)𝐺𝑧) = (𝑥𝐺(𝑦𝐺𝑧))) | |
| 12 | 11, 3, 4, 9 | caovassd 5680 | . . 3 ⊢ (𝜑 → ((𝐴𝐺𝐶)𝐺𝐻) = (𝐴𝐺(𝐶𝐺𝐻))) |
| 13 | 11, 6, 7, 9 | caovassd 5680 | . . 3 ⊢ (𝜑 → ((𝐵𝐺𝐷)𝐺𝐻) = (𝐵𝐺(𝐷𝐺𝐻))) |
| 14 | 12, 13 | oveq12d 5550 | . 2 ⊢ (𝜑 → (((𝐴𝐺𝐶)𝐺𝐻)𝐹((𝐵𝐺𝐷)𝐺𝐻)) = ((𝐴𝐺(𝐶𝐺𝐻))𝐹(𝐵𝐺(𝐷𝐺𝐻)))) |
| 15 | 10, 14 | eqtrd 2113 | 1 ⊢ (𝜑 → (((𝐴𝐺𝐶)𝐹(𝐵𝐺𝐷))𝐺𝐻) = ((𝐴𝐺(𝐶𝐺𝐻))𝐹(𝐵𝐺(𝐷𝐺𝐻)))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 102 ∧ w3a 919 = wceq 1284 ∈ wcel 1433 (class class class)co 5532 |
| This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 |
| This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-nf 1390 df-sb 1686 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ral 2353 df-rex 2354 df-v 2603 df-un 2977 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-br 3786 df-iota 4887 df-fv 4930 df-ov 5535 |
| This theorem is referenced by: caovlem2d 5713 addassnqg 6572 addassnq0 6652 axmulass 7039 |
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