| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > hlcomb | Structured version Visualization version GIF version | ||
| Description: The half-line relation commutes. Theorem 6.6 of [Schwabhauser] p. 44. (Contributed by Thierry Arnoux, 21-Feb-2020.) |
| Ref | Expression |
|---|---|
| ishlg.p | ⊢ 𝑃 = (Base‘𝐺) |
| ishlg.i | ⊢ 𝐼 = (Itv‘𝐺) |
| ishlg.k | ⊢ 𝐾 = (hlG‘𝐺) |
| ishlg.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
| ishlg.b | ⊢ (𝜑 → 𝐵 ∈ 𝑃) |
| ishlg.c | ⊢ (𝜑 → 𝐶 ∈ 𝑃) |
| ishlg.g | ⊢ (𝜑 → 𝐺 ∈ 𝑉) |
| Ref | Expression |
|---|---|
| hlcomb | ⊢ (𝜑 → (𝐴(𝐾‘𝐶)𝐵 ↔ 𝐵(𝐾‘𝐶)𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3ancoma 1097 | . . 3 ⊢ ((𝐴 ≠ 𝐶 ∧ 𝐵 ≠ 𝐶 ∧ (𝐴 ∈ (𝐶𝐼𝐵) ∨ 𝐵 ∈ (𝐶𝐼𝐴))) ↔ (𝐵 ≠ 𝐶 ∧ 𝐴 ≠ 𝐶 ∧ (𝐴 ∈ (𝐶𝐼𝐵) ∨ 𝐵 ∈ (𝐶𝐼𝐴)))) | |
| 2 | orcom 870 | . . . . 5 ⊢ ((𝐴 ∈ (𝐶𝐼𝐵) ∨ 𝐵 ∈ (𝐶𝐼𝐴)) ↔ (𝐵 ∈ (𝐶𝐼𝐴) ∨ 𝐴 ∈ (𝐶𝐼𝐵))) | |
| 3 | 2 | a1i 11 | . . . 4 ⊢ (𝜑 → ((𝐴 ∈ (𝐶𝐼𝐵) ∨ 𝐵 ∈ (𝐶𝐼𝐴)) ↔ (𝐵 ∈ (𝐶𝐼𝐴) ∨ 𝐴 ∈ (𝐶𝐼𝐵)))) |
| 4 | 3 | 3anbi3d 1444 | . . 3 ⊢ (𝜑 → ((𝐵 ≠ 𝐶 ∧ 𝐴 ≠ 𝐶 ∧ (𝐴 ∈ (𝐶𝐼𝐵) ∨ 𝐵 ∈ (𝐶𝐼𝐴))) ↔ (𝐵 ≠ 𝐶 ∧ 𝐴 ≠ 𝐶 ∧ (𝐵 ∈ (𝐶𝐼𝐴) ∨ 𝐴 ∈ (𝐶𝐼𝐵))))) |
| 5 | 1, 4 | bitrid 283 | . 2 ⊢ (𝜑 → ((𝐴 ≠ 𝐶 ∧ 𝐵 ≠ 𝐶 ∧ (𝐴 ∈ (𝐶𝐼𝐵) ∨ 𝐵 ∈ (𝐶𝐼𝐴))) ↔ (𝐵 ≠ 𝐶 ∧ 𝐴 ≠ 𝐶 ∧ (𝐵 ∈ (𝐶𝐼𝐴) ∨ 𝐴 ∈ (𝐶𝐼𝐵))))) |
| 6 | ishlg.p | . . 3 ⊢ 𝑃 = (Base‘𝐺) | |
| 7 | ishlg.i | . . 3 ⊢ 𝐼 = (Itv‘𝐺) | |
| 8 | ishlg.k | . . 3 ⊢ 𝐾 = (hlG‘𝐺) | |
| 9 | ishlg.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 10 | ishlg.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 11 | ishlg.c | . . 3 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 12 | ishlg.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ 𝑉) | |
| 13 | 6, 7, 8, 9, 10, 11, 12 | ishlg 28623 | . 2 ⊢ (𝜑 → (𝐴(𝐾‘𝐶)𝐵 ↔ (𝐴 ≠ 𝐶 ∧ 𝐵 ≠ 𝐶 ∧ (𝐴 ∈ (𝐶𝐼𝐵) ∨ 𝐵 ∈ (𝐶𝐼𝐴))))) |
| 14 | 6, 7, 8, 10, 9, 11, 12 | ishlg 28623 | . 2 ⊢ (𝜑 → (𝐵(𝐾‘𝐶)𝐴 ↔ (𝐵 ≠ 𝐶 ∧ 𝐴 ≠ 𝐶 ∧ (𝐵 ∈ (𝐶𝐼𝐴) ∨ 𝐴 ∈ (𝐶𝐼𝐵))))) |
| 15 | 5, 13, 14 | 3bitr4d 311 | 1 ⊢ (𝜑 → (𝐴(𝐾‘𝐶)𝐵 ↔ 𝐵(𝐾‘𝐶)𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∨ wo 847 ∧ w3a 1086 = wceq 1541 ∈ wcel 2113 ≠ wne 2930 class class class wbr 5096 ‘cfv 6490 (class class class)co 7356 Basecbs 17134 Itvcitv 28454 hlGchlg 28621 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-rep 5222 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-ral 3050 df-rex 3059 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-id 5517 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-ov 7359 df-hlg 28622 |
| This theorem is referenced by: hlcomd 28625 |
| Copyright terms: Public domain | W3C validator |