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Theorem tgsegconeq 26847
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.)
Hypotheses
Ref Expression
tkgeom.p 𝑃 = (Base‘𝐺)
tkgeom.d = (dist‘𝐺)
tkgeom.i 𝐼 = (Itv‘𝐺)
tkgeom.g (𝜑𝐺 ∈ TarskiG)
tgcgrextend.a (𝜑𝐴𝑃)
tgcgrextend.b (𝜑𝐵𝑃)
tgcgrextend.c (𝜑𝐶𝑃)
tgcgrextend.d (𝜑𝐷𝑃)
tgcgrextend.e (𝜑𝐸𝑃)
tgcgrextend.f (𝜑𝐹𝑃)
tgsegconeq.1 (𝜑𝐷𝐴)
tgsegconeq.2 (𝜑𝐴 ∈ (𝐷𝐼𝐸))
tgsegconeq.3 (𝜑𝐴 ∈ (𝐷𝐼𝐹))
tgsegconeq.4 (𝜑 → (𝐴 𝐸) = (𝐵 𝐶))
tgsegconeq.5 (𝜑 → (𝐴 𝐹) = (𝐵 𝐶))
Assertion
Ref Expression
tgsegconeq (𝜑𝐸 = 𝐹)

Proof of Theorem tgsegconeq
StepHypRef 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 (𝜑𝐺 ∈ TarskiG)
5 tgcgrextend.e . 2 (𝜑𝐸𝑃)
6 tgcgrextend.f . 2 (𝜑𝐹𝑃)
7 tgcgrextend.d . . . 4 (𝜑𝐷𝑃)
8 tgcgrextend.a . . . 4 (𝜑𝐴𝑃)
9 tgsegconeq.1 . . . 4 (𝜑𝐷𝐴)
10 tgsegconeq.2 . . . 4 (𝜑𝐴 ∈ (𝐷𝐼𝐸))
11 eqidd 2739 . . . 4 (𝜑 → (𝐷 𝐴) = (𝐷 𝐴))
12 eqidd 2739 . . . 4 (𝜑 → (𝐴 𝐸) = (𝐴 𝐸))
13 tgsegconeq.3 . . . . 5 (𝜑𝐴 ∈ (𝐷𝐼𝐹))
14 tgsegconeq.4 . . . . . 6 (𝜑 → (𝐴 𝐸) = (𝐵 𝐶))
15 tgsegconeq.5 . . . . . 6 (𝜑 → (𝐴 𝐹) = (𝐵 𝐶))
1614, 15eqtr4d 2781 . . . . 5 (𝜑 → (𝐴 𝐸) = (𝐴 𝐹))
171, 2, 3, 4, 7, 8, 5, 7, 8, 6, 10, 13, 11, 16tgcgrextend 26846 . . . 4 (𝜑 → (𝐷 𝐸) = (𝐷 𝐹))
181, 2, 3, 4, 7, 8, 5, 7, 8, 5, 5, 6, 9, 10, 10, 11, 12, 17, 16axtg5seg 26826 . . 3 (𝜑 → (𝐸 𝐸) = (𝐸 𝐹))
1918eqcomd 2744 . 2 (𝜑 → (𝐸 𝐹) = (𝐸 𝐸))
201, 2, 3, 4, 5, 6, 5, 19axtgcgrid 26824 1 (𝜑𝐸 = 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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