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Mirrors > Home > MPE Home > Th. List > tgsegconeq | Structured version Visualization version GIF version |
Description: Two points that satisfy the conclusion of axtgsegcon 26825 are identical. Uniqueness portion of Theorem 2.12 of [Schwabhauser] p. 29. (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) |
tgcgrextend.a | ⊢ (𝜑 → 𝐴 ∈ 𝑃) |
tgcgrextend.b | ⊢ (𝜑 → 𝐵 ∈ 𝑃) |
tgcgrextend.c | ⊢ (𝜑 → 𝐶 ∈ 𝑃) |
tgcgrextend.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
tgcgrextend.e | ⊢ (𝜑 → 𝐸 ∈ 𝑃) |
tgcgrextend.f | ⊢ (𝜑 → 𝐹 ∈ 𝑃) |
tgsegconeq.1 | ⊢ (𝜑 → 𝐷 ≠ 𝐴) |
tgsegconeq.2 | ⊢ (𝜑 → 𝐴 ∈ (𝐷𝐼𝐸)) |
tgsegconeq.3 | ⊢ (𝜑 → 𝐴 ∈ (𝐷𝐼𝐹)) |
tgsegconeq.4 | ⊢ (𝜑 → (𝐴 − 𝐸) = (𝐵 − 𝐶)) |
tgsegconeq.5 | ⊢ (𝜑 → (𝐴 − 𝐹) = (𝐵 − 𝐶)) |
Ref | Expression |
---|---|
tgsegconeq | ⊢ (𝜑 → 𝐸 = 𝐹) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | tkgeom.p | . 2 ⊢ 𝑃 = (Base‘𝐺) | |
2 | tkgeom.d | . 2 ⊢ − = (dist‘𝐺) | |
3 | tkgeom.i | . 2 ⊢ 𝐼 = (Itv‘𝐺) | |
4 | tkgeom.g | . 2 ⊢ (𝜑 → 𝐺 ∈ TarskiG) | |
5 | tgcgrextend.e | . 2 ⊢ (𝜑 → 𝐸 ∈ 𝑃) | |
6 | tgcgrextend.f | . 2 ⊢ (𝜑 → 𝐹 ∈ 𝑃) | |
7 | tgcgrextend.d | . . . 4 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
8 | tgcgrextend.a | . . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝑃) | |
9 | tgsegconeq.1 | . . . 4 ⊢ (𝜑 → 𝐷 ≠ 𝐴) | |
10 | tgsegconeq.2 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ (𝐷𝐼𝐸)) | |
11 | eqidd 2739 | . . . 4 ⊢ (𝜑 → (𝐷 − 𝐴) = (𝐷 − 𝐴)) | |
12 | eqidd 2739 | . . . 4 ⊢ (𝜑 → (𝐴 − 𝐸) = (𝐴 − 𝐸)) | |
13 | tgsegconeq.3 | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ (𝐷𝐼𝐹)) | |
14 | tgsegconeq.4 | . . . . . 6 ⊢ (𝜑 → (𝐴 − 𝐸) = (𝐵 − 𝐶)) | |
15 | tgsegconeq.5 | . . . . . 6 ⊢ (𝜑 → (𝐴 − 𝐹) = (𝐵 − 𝐶)) | |
16 | 14, 15 | eqtr4d 2781 | . . . . 5 ⊢ (𝜑 → (𝐴 − 𝐸) = (𝐴 − 𝐹)) |
17 | 1, 2, 3, 4, 7, 8, 5, 7, 8, 6, 10, 13, 11, 16 | tgcgrextend 26846 | . . . 4 ⊢ (𝜑 → (𝐷 − 𝐸) = (𝐷 − 𝐹)) |
18 | 1, 2, 3, 4, 7, 8, 5, 7, 8, 5, 5, 6, 9, 10, 10, 11, 12, 17, 16 | axtg5seg 26826 | . . 3 ⊢ (𝜑 → (𝐸 − 𝐸) = (𝐸 − 𝐹)) |
19 | 18 | eqcomd 2744 | . 2 ⊢ (𝜑 → (𝐸 − 𝐹) = (𝐸 − 𝐸)) |
20 | 1, 2, 3, 4, 5, 6, 5, 19 | axtgcgrid 26824 | 1 ⊢ (𝜑 → 𝐸 = 𝐹) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1539 ∈ wcel 2106 ≠ wne 2943 ‘cfv 6433 (class class class)co 7275 Basecbs 16912 distcds 16971 TarskiGcstrkg 26788 Itvcitv 26794 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-nul 5230 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-ne 2944 df-ral 3069 df-rex 3070 df-rab 3073 df-v 3434 df-sbc 3717 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-br 5075 df-iota 6391 df-fv 6441 df-ov 7278 df-trkgc 26809 df-trkgcb 26811 df-trkg 26814 |
This theorem is referenced by: tgbtwnouttr2 26856 tgcgrxfr 26879 tgbtwnconn1lem1 26933 hlcgreulem 26978 mirreu3 27015 |
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