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| Mirrors > Home > MPE Home > Th. List > tgcgrcomlr | Structured version Visualization version GIF version | ||
| Description: Congruence commutes on both sides. (Contributed by Thierry Arnoux, 23-Mar-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)) |
| Ref | Expression |
|---|---|
| tgcgrcomlr | ⊢ (𝜑 → (𝐵 − 𝐴) = (𝐷 − 𝐶)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tgcgrcomlr.6 | . 2 ⊢ (𝜑 → (𝐴 − 𝐵) = (𝐶 − 𝐷)) | |
| 2 | tkgeom.p | . . 3 ⊢ 𝑃 = (Base‘𝐺) | |
| 3 | tkgeom.d | . . 3 ⊢ − = (dist‘𝐺) | |
| 4 | tkgeom.i | . . 3 ⊢ 𝐼 = (Itv‘𝐺) | |
| 5 | tkgeom.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
| 6 | tgcgrcomlr.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
| 7 | tgcgrcomlr.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ 𝑃) | |
| 8 | 2, 3, 4, 5, 6, 7 | axtgcgrrflx 28858 | . 2 ⊢ (𝜑 → (𝐴 − 𝐵) = (𝐵 − 𝐴)) |
| 9 | tgcgrcomlr.c | . . 3 ⊢ (𝜑 → 𝐶 ∈ 𝑃) | |
| 10 | tgcgrcomlr.d | . . 3 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 11 | 2, 3, 4, 5, 9, 10 | axtgcgrrflx 28858 | . 2 ⊢ (𝜑 → (𝐶 − 𝐷) = (𝐷 − 𝐶)) |
| 12 | 1, 8, 11 | 3eqtr3d 2803 | 1 ⊢ (𝜑 → (𝐵 − 𝐴) = (𝐷 − 𝐶)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ‘cfv 6527 (class class class)co 7408 Basecbs 17349 distcds 17399 TarskiGcstrkg 28823 Itvcitv 28829 |
| 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 5259 |
| 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 3739 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-nul 4279 df-if 4482 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-br 5103 df-iota 6483 df-fv 6535 df-ov 7411 df-trkgc 28844 df-trkg 28849 |
| This theorem is used by: tgcgrextend 28881 tgifscgr 28905 tgcgrsub 28906 iscgrglt 28911 trgcgrg 28912 tgcgrxfr 28915 cgr3swap12 28920 cgr3swap23 28921 tgbtwnxfr 28927 lnext 28964 tgbtwnconn1lem1 28969 tgbtwnconn1lem2 28970 tgbtwnconn1lem3 28971 tgbtwnconn1 28972 legov2 28983 legtri3 28987 legbtwn 28991 tgcgrsub2 28992 miriso 29076 mircgrextend 29088 mirtrcgr 29089 miduniq 29091 colmid 29094 symquadlem 29095 krippenlem 29096 midexlem 29098 ragcom 29107 ragflat 29113 ragcgr 29116 footexALT 29127 footexlem1 29128 footexlem2 29129 colperpexlem1 29140 mideulem2 29144 opphllem 29145 opphllem3 29159 lmiisolem 29235 symquadmid 29238 hypcgrlem1 29239 trgcopy 29245 trgcopyeulem 29246 iscgra1 29251 cgracgr 29259 cgraswap 29261 cgrcgra 29262 cgracom 29263 cgratr 29264 zerocgra 29265 flatcgra 29266 dfcgra2 29272 acopy 29275 acopyeu 29276 ragcgra 29277 ragsupplcgra 29279 tgaaddcpbllem1 29283 cgrg3col4 29306 angmgmaddeu1 29313 tgsas1 29333 tgsas3 29336 tgasa1 29337 symquadprlng 29374 tgaltai 29379 |
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