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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 28952 | . . 3 ⊢ (𝜑 → (𝐴 = 𝐵 ↔ 𝐶 = 𝐷)) |
| 12 | 11 | necon3bid 2999 | . 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 1569 ∈ wcel 2144 ≠ wne 2955 ‘cfv 6543 (class class class)co 7424 Basecbs 17396 distcds 17446 TarskiGcstrkg 28898 Itvcitv 28904 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-nul 5259 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-ral 3077 df-rab 3413 df-v 3452 df-sbc 3739 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-iota 6497 df-fv 6551 df-ov 7427 df-trkgc 28919 df-trkg 28924 |
| This theorem is used by: hlcgrex 29091 midexlem 29173 footexALT 29202 footexlem1 29203 footexlem2 29204 mideulem2 29219 opphllem3 29234 trgcopy 29320 iscgra1 29326 cgrane1 29328 cgrane2 29329 cgrcgra 29337 flatcgra 29341 ragcgra 29352 tgaaddcpbllem1 29358 tgaaddcpbl 29361 cgrg3col4 29381 angmgmaddeu1 29388 angmgmaddeu2 29389 angmgmaddeu3 29390 angmgmaddeu5 29392 angmgmaddeu7 29394 angmgmaddov2lem 29396 angmgmaddov1 29397 angmgmaddov2 29398 angmgmaddcl 29400 angmgmaddlid 29401 angmgmaddrid 29402 tgsas2 29410 tgsas3 29411 tgasa1 29412 inagcgrasubbtwn 33059 inagcgratrgmain 33063 tgexta 33087 |
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