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| Mirrors > Home > MPE Home > Th. List > tgcgrneq | Structured version Visualization version GIF version | ||
| Description: Congruence and equality. (Contributed by Thierry Arnoux, 27-Aug-2019.) |
| Ref | Expression |
|---|---|
| tkgeom.p | ⊢ 𝑃 = (Base‘𝐺) |
| tkgeom.d | ⊢ − = (dist‘𝐺) |
| tkgeom.i | ⊢ 𝐼 = (Itv‘𝐺) |
| tkgeom.g | ⊢ (𝜑 → 𝐺 ∈ TarskiG) |
| tgcgrcomlr.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
| tgcgrcomlr.b | ⊢ (𝜑 → 𝐵 ∈ 𝑃) |
| tgcgrcomlr.c | ⊢ (𝜑 → 𝐶 ∈ 𝑃) |
| tgcgrcomlr.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| tgcgrcomlr.6 | ⊢ (𝜑 → (𝐴 − 𝐵) = (𝐶 − 𝐷)) |
| tgcgrneq.1 | ⊢ (𝜑 → 𝐴 ≠ 𝐵) |
| Ref | Expression |
|---|---|
| tgcgrneq | ⊢ (𝜑 → 𝐶 ≠ 𝐷) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tgcgrneq.1 | . 2 ⊢ (𝜑 → 𝐴 ≠ 𝐵) | |
| 2 | tkgeom.p | . . . 4 ⊢ 𝑃 = (Base‘𝐺) | |
| 3 | tkgeom.d | . . . 4 ⊢ − = (dist‘𝐺) | |
| 4 | tkgeom.i | . . . 4 ⊢ 𝐼 = (Itv‘𝐺) | |
| 5 | tkgeom.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 6 | tgcgrcomlr.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 7 | tgcgrcomlr.b | . . . 4 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 8 | tgcgrcomlr.c | . . . 4 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 9 | tgcgrcomlr.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 10 | tgcgrcomlr.6 | . . . 4 ⊢ (𝜑 → (𝐴 − 𝐵) = (𝐶 − 𝐷)) | |
| 11 | 2, 3, 4, 5, 6, 7, 8, 9, 10 | tgcgreqb 28943 | . . 3 ⊢ (𝜑 → (𝐴 = 𝐵 ↔ 𝐶 = 𝐷)) |
| 12 | 11 | necon3bid 3000 | . 2 ⊢ (𝜑 → (𝐴 ≠ 𝐵 ↔ 𝐶 ≠ 𝐷)) |
| 13 | 1, 12 | mpbid 235 | 1 ⊢ (𝜑 → 𝐶 ≠ 𝐷) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ≠ wne 2956 ‘cfv 6538 (class class class)co 7420 Basecbs 17387 distcds 17437 TarskiGcstrkg 28889 Itvcitv 28895 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2733 ax-nul 5260 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-ne 2957 df-ral 3078 df-rab 3414 df-v 3453 df-sbc 3740 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-iota 6494 df-fv 6546 df-ov 7423 df-trkgc 28910 df-trkg 28915 |
| This theorem is used by: hlcgrex 29082 midexlem 29164 footexALT 29193 footexlem1 29194 footexlem2 29195 mideulem2 29210 opphllem3 29225 trgcopy 29311 iscgra1 29317 cgrane1 29319 cgrane2 29320 cgrcgra 29328 flatcgra 29332 ragcgra 29343 tgaaddcpbllem1 29349 tgaaddcpbl 29352 cgrg3col4 29372 angmgmaddeu1 29379 angmgmaddeu2 29380 angmgmaddeu3 29381 angmgmaddeu5 29383 angmgmaddeu7 29385 angmgmaddov2lem 29387 angmgmaddov1 29388 angmgmaddov2 29389 angmgmaddcl 29391 angmgmaddlid 29392 angmgmaddrid 29393 tgsas2 29401 tgsas3 29402 tgasa1 29403 |
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