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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 28823 | . . 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 1570 ∈ wcel 2145 ≠ wne 2955 ‘cfv 6533 (class class class)co 7414 Basecbs 17302 distcds 17352 TarskiGcstrkg 28769 Itvcitv 28775 |
| 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 2732 ax-nul 5263 |
| 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 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-ral 3077 df-rab 3413 df-v 3452 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 6489 df-fv 6541 df-ov 7417 df-trkgc 28790 df-trkg 28795 |
| This theorem is used by: hlcgrex 28962 midexlem 29044 footexALT 29073 footexlem1 29074 footexlem2 29075 mideulem2 29090 opphllem3 29105 trgcopy 29191 iscgra1 29197 cgrane1 29199 cgrane2 29200 cgrcgra 29208 flatcgra 29212 ragcgra 29223 tgaaddcpbllem1 29229 tgaaddcpbl 29232 cgrg3col4 29252 angmgmaddeu1 29259 angmgmaddeu2 29260 angmgmaddeu3 29261 angmgmaddeu5 29263 angmgmaddeu7 29265 angmgmaddov2lem 29267 angmgmaddov1 29268 angmgmaddov2 29269 angmgmaddcl 29271 angmgmaddlid 29272 angmgmaddrid 29273 tgsas2 29281 tgsas3 29282 tgasa1 29283 |
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