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Theorem tgcgrextend 25180
Description: Link congruence over a pair of line segments. Theorem 2.11 of [Schwabhauser] p. 29. (Contributed by Thierry Arnoux, 23-Mar-2019.) (Shortened by David A. Wheeler and Thierry Arnoux, 22-Apr-2020.)
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)
tgcgrextend.1 (𝜑𝐵 ∈ (𝐴𝐼𝐶))
tgcgrextend.2 (𝜑𝐸 ∈ (𝐷𝐼𝐹))
tgcgrextend.3 (𝜑 → (𝐴 𝐵) = (𝐷 𝐸))
tgcgrextend.4 (𝜑 → (𝐵 𝐶) = (𝐸 𝐹))
Assertion
Ref Expression
tgcgrextend (𝜑 → (𝐴 𝐶) = (𝐷 𝐹))

Proof of Theorem tgcgrextend
StepHypRef Expression
1 tgcgrextend.4 . . . 4 (𝜑 → (𝐵 𝐶) = (𝐸 𝐹))
21adantr 480 . . 3 ((𝜑𝐴 = 𝐵) → (𝐵 𝐶) = (𝐸 𝐹))
3 simpr 476 . . . 4 ((𝜑𝐴 = 𝐵) → 𝐴 = 𝐵)
43oveq1d 6564 . . 3 ((𝜑𝐴 = 𝐵) → (𝐴 𝐶) = (𝐵 𝐶))
5 tkgeom.p . . . . 5 𝑃 = (Base‘𝐺)
6 tkgeom.d . . . . 5 = (dist‘𝐺)
7 tkgeom.i . . . . 5 𝐼 = (Itv‘𝐺)
8 tkgeom.g . . . . . 6 (𝜑𝐺 ∈ TarskiG)
98adantr 480 . . . . 5 ((𝜑𝐴 = 𝐵) → 𝐺 ∈ TarskiG)
10 tgcgrextend.a . . . . . 6 (𝜑𝐴𝑃)
1110adantr 480 . . . . 5 ((𝜑𝐴 = 𝐵) → 𝐴𝑃)
12 tgcgrextend.b . . . . . 6 (𝜑𝐵𝑃)
1312adantr 480 . . . . 5 ((𝜑𝐴 = 𝐵) → 𝐵𝑃)
14 tgcgrextend.d . . . . . 6 (𝜑𝐷𝑃)
1514adantr 480 . . . . 5 ((𝜑𝐴 = 𝐵) → 𝐷𝑃)
16 tgcgrextend.e . . . . . 6 (𝜑𝐸𝑃)
1716adantr 480 . . . . 5 ((𝜑𝐴 = 𝐵) → 𝐸𝑃)
18 tgcgrextend.3 . . . . . 6 (𝜑 → (𝐴 𝐵) = (𝐷 𝐸))
1918adantr 480 . . . . 5 ((𝜑𝐴 = 𝐵) → (𝐴 𝐵) = (𝐷 𝐸))
205, 6, 7, 9, 11, 13, 15, 17, 19, 3tgcgreq 25177 . . . 4 ((𝜑𝐴 = 𝐵) → 𝐷 = 𝐸)
2120oveq1d 6564 . . 3 ((𝜑𝐴 = 𝐵) → (𝐷 𝐹) = (𝐸 𝐹))
222, 4, 213eqtr4d 2654 . 2 ((𝜑𝐴 = 𝐵) → (𝐴 𝐶) = (𝐷 𝐹))
238adantr 480 . . 3 ((𝜑𝐴𝐵) → 𝐺 ∈ TarskiG)
24 tgcgrextend.c . . . 4 (𝜑𝐶𝑃)
2524adantr 480 . . 3 ((𝜑𝐴𝐵) → 𝐶𝑃)
2610adantr 480 . . 3 ((𝜑𝐴𝐵) → 𝐴𝑃)
27 tgcgrextend.f . . . 4 (𝜑𝐹𝑃)
2827adantr 480 . . 3 ((𝜑𝐴𝐵) → 𝐹𝑃)
2914adantr 480 . . 3 ((𝜑𝐴𝐵) → 𝐷𝑃)
3012adantr 480 . . . 4 ((𝜑𝐴𝐵) → 𝐵𝑃)
3116adantr 480 . . . 4 ((𝜑𝐴𝐵) → 𝐸𝑃)
32 simpr 476 . . . 4 ((𝜑𝐴𝐵) → 𝐴𝐵)
33 tgcgrextend.1 . . . . 5 (𝜑𝐵 ∈ (𝐴𝐼𝐶))
3433adantr 480 . . . 4 ((𝜑𝐴𝐵) → 𝐵 ∈ (𝐴𝐼𝐶))
35 tgcgrextend.2 . . . . 5 (𝜑𝐸 ∈ (𝐷𝐼𝐹))
3635adantr 480 . . . 4 ((𝜑𝐴𝐵) → 𝐸 ∈ (𝐷𝐼𝐹))
3718adantr 480 . . . 4 ((𝜑𝐴𝐵) → (𝐴 𝐵) = (𝐷 𝐸))
381adantr 480 . . . 4 ((𝜑𝐴𝐵) → (𝐵 𝐶) = (𝐸 𝐹))
395, 6, 7, 23, 26, 29tgcgrtriv 25179 . . . 4 ((𝜑𝐴𝐵) → (𝐴 𝐴) = (𝐷 𝐷))
405, 6, 7, 23, 26, 30, 29, 31, 37tgcgrcomlr 25175 . . . 4 ((𝜑𝐴𝐵) → (𝐵 𝐴) = (𝐸 𝐷))
415, 6, 7, 23, 26, 30, 25, 29, 31, 28, 26, 29, 32, 34, 36, 37, 38, 39, 40axtg5seg 25164 . . 3 ((𝜑𝐴𝐵) → (𝐶 𝐴) = (𝐹 𝐷))
425, 6, 7, 23, 25, 26, 28, 29, 41tgcgrcomlr 25175 . 2 ((𝜑𝐴𝐵) → (𝐴 𝐶) = (𝐷 𝐹))
4322, 42pm2.61dane 2869 1 (𝜑 → (𝐴 𝐶) = (𝐷 𝐹))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 383   = wceq 1475  wcel 1977  wne 2780  cfv 5804  (class class class)co 6549  Basecbs 15695  distcds 15777  TarskiGcstrkg 25129  Itvcitv 25135
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-nul 4717
This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-ral 2901  df-rex 2902  df-rab 2905  df-v 3175  df-sbc 3403  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-nul 3875  df-if 4037  df-sn 4126  df-pr 4128  df-op 4132  df-uni 4373  df-br 4584  df-iota 5768  df-fv 5812  df-ov 6552  df-trkgc 25147  df-trkgcb 25149  df-trkg 25152
This theorem is referenced by:  tgsegconeq  25181  tgcgrxfr  25213  lnext  25262  tgbtwnconn1lem1  25267  tgbtwnconn1lem2  25268  tgbtwnconn1lem3  25269  miriso  25365  mircgrextend  25377  midexlem  25387  opphllem  25427  dfcgra2  25521
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