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Theorem cgracgr 26615
Description: First direction of proposition 11.4 of [Schwabhauser] p. 95. Again, this is "half" of the proposition, i.e. only two additional points are used, while Schwabhauser has four. (Contributed by Thierry Arnoux, 31-Jul-2020.)
Hypotheses
Ref Expression
iscgra.p 𝑃 = (Base‘𝐺)
iscgra.i 𝐼 = (Itv‘𝐺)
iscgra.k 𝐾 = (hlG‘𝐺)
iscgra.g (𝜑𝐺 ∈ TarskiG)
iscgra.a (𝜑𝐴𝑃)
iscgra.b (𝜑𝐵𝑃)
iscgra.c (𝜑𝐶𝑃)
iscgra.d (𝜑𝐷𝑃)
iscgra.e (𝜑𝐸𝑃)
iscgra.f (𝜑𝐹𝑃)
cgrahl1.2 (𝜑 → ⟨“𝐴𝐵𝐶”⟩(cgrA‘𝐺)⟨“𝐷𝐸𝐹”⟩)
cgrahl1.x (𝜑𝑋𝑃)
cgracgr.m = (dist‘𝐺)
cgracgr.y (𝜑𝑌𝑃)
cgracgr.1 (𝜑𝑋(𝐾𝐵)𝐴)
cgracgr.2 (𝜑𝑌(𝐾𝐵)𝐶)
cgracgr.3 (𝜑 → (𝐵 𝑋) = (𝐸 𝐷))
cgracgr.4 (𝜑 → (𝐵 𝑌) = (𝐸 𝐹))
Assertion
Ref Expression
cgracgr (𝜑 → (𝑋 𝑌) = (𝐷 𝐹))

Proof of Theorem cgracgr
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 iscgra.p . . 3 𝑃 = (Base‘𝐺)
2 eqid 2801 . . 3 (LineG‘𝐺) = (LineG‘𝐺)
3 iscgra.i . . 3 𝐼 = (Itv‘𝐺)
4 iscgra.g . . . 4 (𝜑𝐺 ∈ TarskiG)
54ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐺 ∈ TarskiG)
6 iscgra.a . . . 4 (𝜑𝐴𝑃)
76ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐴𝑃)
8 iscgra.b . . . 4 (𝜑𝐵𝑃)
98ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐵𝑃)
10 cgrahl1.x . . . 4 (𝜑𝑋𝑃)
1110ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝑋𝑃)
12 eqid 2801 . . 3 (cgrG‘𝐺) = (cgrG‘𝐺)
13 simpllr 775 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝑥𝑃)
14 iscgra.e . . . 4 (𝜑𝐸𝑃)
1514ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐸𝑃)
16 cgracgr.m . . 3 = (dist‘𝐺)
17 cgracgr.y . . . 4 (𝜑𝑌𝑃)
1817ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝑌𝑃)
19 iscgra.d . . . 4 (𝜑𝐷𝑃)
2019ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐷𝑃)
21 iscgra.f . . . 4 (𝜑𝐹𝑃)
2221ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐹𝑃)
23 iscgra.k . . . . . . . . 9 𝐾 = (hlG‘𝐺)
24 cgracgr.1 . . . . . . . . 9 (𝜑𝑋(𝐾𝐵)𝐴)
251, 3, 23, 10, 6, 8, 4, 24hlne2 26403 . . . . . . . 8 (𝜑𝐴𝐵)
2625necomd 3045 . . . . . . 7 (𝜑𝐵𝐴)
271, 3, 23, 10, 6, 8, 4, 2, 24hlln 26404 . . . . . . 7 (𝜑𝑋 ∈ (𝐴(LineG‘𝐺)𝐵))
281, 3, 2, 4, 8, 6, 10, 26, 27lncom 26419 . . . . . 6 (𝜑𝑋 ∈ (𝐵(LineG‘𝐺)𝐴))
2928orcd 870 . . . . 5 (𝜑 → (𝑋 ∈ (𝐵(LineG‘𝐺)𝐴) ∨ 𝐵 = 𝐴))
301, 2, 3, 4, 8, 6, 10, 29colrot1 26356 . . . 4 (𝜑 → (𝐵 ∈ (𝐴(LineG‘𝐺)𝑋) ∨ 𝐴 = 𝑋))
3130ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐵 ∈ (𝐴(LineG‘𝐺)𝑋) ∨ 𝐴 = 𝑋))
32 iscgra.c . . . . . 6 (𝜑𝐶𝑃)
3332ad3antrrr 729 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐶𝑃)
34 simplr 768 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝑦𝑃)
35 simpr1 1191 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → ⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩)
361, 16, 3, 12, 5, 7, 9, 33, 13, 15, 34, 35cgr3simp1 26317 . . . 4 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐴 𝐵) = (𝑥 𝐸))
37 cgracgr.3 . . . . 5 (𝜑 → (𝐵 𝑋) = (𝐸 𝐷))
3837ad3antrrr 729 . . . 4 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐵 𝑋) = (𝐸 𝐷))
39 eqid 2801 . . . . . . 7 (≤G‘𝐺) = (≤G‘𝐺)
40 simpr2 1192 . . . . . . . . 9 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝑥(𝐾𝐸)𝐷)
411, 3, 23, 13, 20, 15, 5ishlg 26399 . . . . . . . . 9 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑥(𝐾𝐸)𝐷 ↔ (𝑥𝐸𝐷𝐸 ∧ (𝑥 ∈ (𝐸𝐼𝐷) ∨ 𝐷 ∈ (𝐸𝐼𝑥)))))
4240, 41mpbid 235 . . . . . . . 8 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑥𝐸𝐷𝐸 ∧ (𝑥 ∈ (𝐸𝐼𝐷) ∨ 𝐷 ∈ (𝐸𝐼𝑥))))
4342simp3d 1141 . . . . . . 7 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑥 ∈ (𝐸𝐼𝐷) ∨ 𝐷 ∈ (𝐸𝐼𝑥)))
441, 3, 23, 10, 6, 8, 4ishlg 26399 . . . . . . . . . . 11 (𝜑 → (𝑋(𝐾𝐵)𝐴 ↔ (𝑋𝐵𝐴𝐵 ∧ (𝑋 ∈ (𝐵𝐼𝐴) ∨ 𝐴 ∈ (𝐵𝐼𝑋)))))
4524, 44mpbid 235 . . . . . . . . . 10 (𝜑 → (𝑋𝐵𝐴𝐵 ∧ (𝑋 ∈ (𝐵𝐼𝐴) ∨ 𝐴 ∈ (𝐵𝐼𝑋))))
4645simp3d 1141 . . . . . . . . 9 (𝜑 → (𝑋 ∈ (𝐵𝐼𝐴) ∨ 𝐴 ∈ (𝐵𝐼𝑋)))
4746orcomd 868 . . . . . . . 8 (𝜑 → (𝐴 ∈ (𝐵𝐼𝑋) ∨ 𝑋 ∈ (𝐵𝐼𝐴)))
4847ad3antrrr 729 . . . . . . 7 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐴 ∈ (𝐵𝐼𝑋) ∨ 𝑋 ∈ (𝐵𝐼𝐴)))
4936eqcomd 2807 . . . . . . . 8 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑥 𝐸) = (𝐴 𝐵))
501, 16, 3, 5, 13, 15, 7, 9, 49tgcgrcomlr 26277 . . . . . . 7 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐸 𝑥) = (𝐵 𝐴))
5138eqcomd 2807 . . . . . . 7 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐸 𝐷) = (𝐵 𝑋))
521, 16, 3, 39, 5, 15, 13, 20, 9, 9, 7, 11, 43, 48, 50, 51tgcgrsub2 26392 . . . . . 6 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑥 𝐷) = (𝐴 𝑋))
5352eqcomd 2807 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐴 𝑋) = (𝑥 𝐷))
541, 16, 3, 5, 7, 11, 13, 20, 53tgcgrcomlr 26277 . . . 4 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑋 𝐴) = (𝐷 𝑥))
551, 16, 12, 5, 7, 9, 11, 13, 15, 20, 36, 38, 54trgcgr 26313 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → ⟨“𝐴𝐵𝑋”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝐷”⟩)
56 cgracgr.2 . . . . . . . . 9 (𝜑𝑌(𝐾𝐵)𝐶)
571, 3, 23, 17, 32, 8, 4, 2, 56hlln 26404 . . . . . . . 8 (𝜑𝑌 ∈ (𝐶(LineG‘𝐺)𝐵))
5857orcd 870 . . . . . . 7 (𝜑 → (𝑌 ∈ (𝐶(LineG‘𝐺)𝐵) ∨ 𝐶 = 𝐵))
591, 2, 3, 4, 32, 8, 17, 58colrot1 26356 . . . . . 6 (𝜑 → (𝐶 ∈ (𝐵(LineG‘𝐺)𝑌) ∨ 𝐵 = 𝑌))
6059ad3antrrr 729 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐶 ∈ (𝐵(LineG‘𝐺)𝑌) ∨ 𝐵 = 𝑌))
611, 16, 3, 12, 5, 7, 9, 33, 13, 15, 34, 35cgr3simp2 26318 . . . . . 6 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐵 𝐶) = (𝐸 𝑦))
621, 3, 23, 17, 32, 8, 4ishlg 26399 . . . . . . . . . . 11 (𝜑 → (𝑌(𝐾𝐵)𝐶 ↔ (𝑌𝐵𝐶𝐵 ∧ (𝑌 ∈ (𝐵𝐼𝐶) ∨ 𝐶 ∈ (𝐵𝐼𝑌)))))
6356, 62mpbid 235 . . . . . . . . . 10 (𝜑 → (𝑌𝐵𝐶𝐵 ∧ (𝑌 ∈ (𝐵𝐼𝐶) ∨ 𝐶 ∈ (𝐵𝐼𝑌))))
6463simp3d 1141 . . . . . . . . 9 (𝜑 → (𝑌 ∈ (𝐵𝐼𝐶) ∨ 𝐶 ∈ (𝐵𝐼𝑌)))
6564orcomd 868 . . . . . . . 8 (𝜑 → (𝐶 ∈ (𝐵𝐼𝑌) ∨ 𝑌 ∈ (𝐵𝐼𝐶)))
6665ad3antrrr 729 . . . . . . 7 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐶 ∈ (𝐵𝐼𝑌) ∨ 𝑌 ∈ (𝐵𝐼𝐶)))
67 simpr3 1193 . . . . . . . . 9 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝑦(𝐾𝐸)𝐹)
681, 3, 23, 34, 22, 15, 5ishlg 26399 . . . . . . . . 9 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑦(𝐾𝐸)𝐹 ↔ (𝑦𝐸𝐹𝐸 ∧ (𝑦 ∈ (𝐸𝐼𝐹) ∨ 𝐹 ∈ (𝐸𝐼𝑦)))))
6967, 68mpbid 235 . . . . . . . 8 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑦𝐸𝐹𝐸 ∧ (𝑦 ∈ (𝐸𝐼𝐹) ∨ 𝐹 ∈ (𝐸𝐼𝑦))))
7069simp3d 1141 . . . . . . 7 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑦 ∈ (𝐸𝐼𝐹) ∨ 𝐹 ∈ (𝐸𝐼𝑦)))
71 cgracgr.4 . . . . . . . 8 (𝜑 → (𝐵 𝑌) = (𝐸 𝐹))
7271ad3antrrr 729 . . . . . . 7 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐵 𝑌) = (𝐸 𝐹))
731, 16, 3, 39, 5, 9, 33, 18, 15, 15, 34, 22, 66, 70, 61, 72tgcgrsub2 26392 . . . . . 6 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐶 𝑌) = (𝑦 𝐹))
741, 16, 3, 5, 9, 18, 15, 22, 72tgcgrcomlr 26277 . . . . . 6 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑌 𝐵) = (𝐹 𝐸))
751, 16, 12, 5, 9, 33, 18, 15, 34, 22, 61, 73, 74trgcgr 26313 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → ⟨“𝐵𝐶𝑌”⟩(cgrG‘𝐺)⟨“𝐸𝑦𝐹”⟩)
7650eqcomd 2807 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐵 𝐴) = (𝐸 𝑥))
771, 16, 3, 12, 5, 7, 9, 33, 13, 15, 34, 35cgr3simp3 26319 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐶 𝐴) = (𝑦 𝑥))
78 cgrahl1.2 . . . . . . 7 (𝜑 → ⟨“𝐴𝐵𝐶”⟩(cgrA‘𝐺)⟨“𝐷𝐸𝐹”⟩)
791, 3, 23, 4, 6, 8, 32, 19, 14, 21, 78cgrane2 26610 . . . . . 6 (𝜑𝐵𝐶)
8079ad3antrrr 729 . . . . 5 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐵𝐶)
811, 2, 3, 5, 9, 33, 18, 12, 15, 34, 16, 7, 22, 13, 60, 75, 76, 77, 80tgfscgr 26365 . . . 4 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑌 𝐴) = (𝐹 𝑥))
821, 16, 3, 5, 18, 7, 22, 13, 81tgcgrcomlr 26277 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝐴 𝑌) = (𝑥 𝐹))
8325ad3antrrr 729 . . 3 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → 𝐴𝐵)
841, 2, 3, 5, 7, 9, 11, 12, 13, 15, 16, 18, 20, 22, 31, 55, 82, 72, 83tgfscgr 26365 . 2 ((((𝜑𝑥𝑃) ∧ 𝑦𝑃) ∧ (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)) → (𝑋 𝑌) = (𝐷 𝐹))
851, 3, 23, 4, 6, 8, 32, 19, 14, 21iscgra 26606 . . 3 (𝜑 → (⟨“𝐴𝐵𝐶”⟩(cgrA‘𝐺)⟨“𝐷𝐸𝐹”⟩ ↔ ∃𝑥𝑃𝑦𝑃 (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹)))
8678, 85mpbid 235 . 2 (𝜑 → ∃𝑥𝑃𝑦𝑃 (⟨“𝐴𝐵𝐶”⟩(cgrG‘𝐺)⟨“𝑥𝐸𝑦”⟩ ∧ 𝑥(𝐾𝐸)𝐷𝑦(𝐾𝐸)𝐹))
8784, 86r19.29vva 3295 1 (𝜑 → (𝑋 𝑌) = (𝐷 𝐹))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 399  wo 844  w3a 1084   = wceq 1538  wcel 2112  wne 2990  wrex 3110   class class class wbr 5033  cfv 6328  (class class class)co 7139  ⟨“cs3 14199  Basecbs 16478  distcds 16569  TarskiGcstrkg 26227  Itvcitv 26233  LineGclng 26234  cgrGccgrg 26307  ≤Gcleg 26379  hlGchlg 26397  cgrAccgra 26604
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2114  ax-9 2122  ax-10 2143  ax-11 2159  ax-12 2176  ax-ext 2773  ax-rep 5157  ax-sep 5170  ax-nul 5177  ax-pow 5234  ax-pr 5298  ax-un 7445  ax-cnex 10586  ax-resscn 10587  ax-1cn 10588  ax-icn 10589  ax-addcl 10590  ax-addrcl 10591  ax-mulcl 10592  ax-mulrcl 10593  ax-mulcom 10594  ax-addass 10595  ax-mulass 10596  ax-distr 10597  ax-i2m1 10598  ax-1ne0 10599  ax-1rid 10600  ax-rnegex 10601  ax-rrecex 10602  ax-cnre 10603  ax-pre-lttri 10604  ax-pre-lttrn 10605  ax-pre-ltadd 10606  ax-pre-mulgt0 10607
This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3or 1085  df-3an 1086  df-tru 1541  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2601  df-eu 2632  df-clab 2780  df-cleq 2794  df-clel 2873  df-nfc 2941  df-ne 2991  df-nel 3095  df-ral 3114  df-rex 3115  df-reu 3116  df-rab 3118  df-v 3446  df-sbc 3724  df-csb 3832  df-dif 3887  df-un 3889  df-in 3891  df-ss 3901  df-pss 3903  df-nul 4247  df-if 4429  df-pw 4502  df-sn 4529  df-pr 4531  df-tp 4533  df-op 4535  df-uni 4804  df-int 4842  df-iun 4886  df-br 5034  df-opab 5096  df-mpt 5114  df-tr 5140  df-id 5428  df-eprel 5433  df-po 5442  df-so 5443  df-fr 5482  df-we 5484  df-xp 5529  df-rel 5530  df-cnv 5531  df-co 5532  df-dm 5533  df-rn 5534  df-res 5535  df-ima 5536  df-pred 6120  df-ord 6166  df-on 6167  df-lim 6168  df-suc 6169  df-iota 6287  df-fun 6330  df-fn 6331  df-f 6332  df-f1 6333  df-fo 6334  df-f1o 6335  df-fv 6336  df-riota 7097  df-ov 7142  df-oprab 7143  df-mpo 7144  df-om 7565  df-1st 7675  df-2nd 7676  df-wrecs 7934  df-recs 7995  df-rdg 8033  df-1o 8089  df-oadd 8093  df-er 8276  df-map 8395  df-pm 8396  df-en 8497  df-dom 8498  df-sdom 8499  df-fin 8500  df-dju 9318  df-card 9356  df-pnf 10670  df-mnf 10671  df-xr 10672  df-ltxr 10673  df-le 10674  df-sub 10865  df-neg 10866  df-nn 11630  df-2 11692  df-3 11693  df-n0 11890  df-xnn0 11960  df-z 11974  df-uz 12236  df-fz 12890  df-fzo 13033  df-hash 13691  df-word 13862  df-concat 13918  df-s1 13945  df-s2 14205  df-s3 14206  df-trkgc 26245  df-trkgb 26246  df-trkgcb 26247  df-trkg 26250  df-cgrg 26308  df-leg 26380  df-hlg 26398  df-cgra 26605
This theorem is referenced by:  cgracom  26619  cgratr  26620  dfcgra2  26627  tgsas1  26651  tgasa1  26655
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