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Theorem lmiisolem 25908
Description: Lemma for lmiiso 25909. (Contributed by Thierry Arnoux, 14-Dec-2019.)
Hypotheses
Ref Expression
ismid.p 𝑃 = (Base‘𝐺)
ismid.d = (dist‘𝐺)
ismid.i 𝐼 = (Itv‘𝐺)
ismid.g (𝜑𝐺 ∈ TarskiG)
ismid.1 (𝜑𝐺DimTarskiG≥2)
lmif.m 𝑀 = ((lInvG‘𝐺)‘𝐷)
lmif.l 𝐿 = (LineG‘𝐺)
lmif.d (𝜑𝐷 ∈ ran 𝐿)
lmiiso.1 (𝜑𝐴𝑃)
lmiiso.2 (𝜑𝐵𝑃)
lmiisolem.s 𝑆 = ((pInvG‘𝐺)‘𝑍)
lmiisolem.z 𝑍 = ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐵(midG‘𝐺)(𝑀𝐵)))
Assertion
Ref Expression
lmiisolem (𝜑 → ((𝑀𝐴) (𝑀𝐵)) = (𝐴 𝐵))

Proof of Theorem lmiisolem
StepHypRef Expression
1 ismid.p . . . . . . . 8 𝑃 = (Base‘𝐺)
2 ismid.d . . . . . . . 8 = (dist‘𝐺)
3 ismid.i . . . . . . . 8 𝐼 = (Itv‘𝐺)
4 ismid.g . . . . . . . . 9 (𝜑𝐺 ∈ TarskiG)
54adantr 466 . . . . . . . 8 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → 𝐺 ∈ TarskiG)
6 lmiisolem.z . . . . . . . . . 10 𝑍 = ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐵(midG‘𝐺)(𝑀𝐵)))
7 ismid.1 . . . . . . . . . . 11 (𝜑𝐺DimTarskiG≥2)
8 lmiiso.1 . . . . . . . . . . . 12 (𝜑𝐴𝑃)
9 lmif.m . . . . . . . . . . . . 13 𝑀 = ((lInvG‘𝐺)‘𝐷)
10 lmif.l . . . . . . . . . . . . 13 𝐿 = (LineG‘𝐺)
11 lmif.d . . . . . . . . . . . . 13 (𝜑𝐷 ∈ ran 𝐿)
121, 2, 3, 4, 7, 9, 10, 11, 8lmicl 25898 . . . . . . . . . . . 12 (𝜑 → (𝑀𝐴) ∈ 𝑃)
131, 2, 3, 4, 7, 8, 12midcl 25889 . . . . . . . . . . 11 (𝜑 → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝑃)
14 lmiiso.2 . . . . . . . . . . . 12 (𝜑𝐵𝑃)
151, 2, 3, 4, 7, 9, 10, 11, 14lmicl 25898 . . . . . . . . . . . 12 (𝜑 → (𝑀𝐵) ∈ 𝑃)
161, 2, 3, 4, 7, 14, 15midcl 25889 . . . . . . . . . . 11 (𝜑 → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝑃)
171, 2, 3, 4, 7, 13, 16midcl 25889 . . . . . . . . . 10 (𝜑 → ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐵(midG‘𝐺)(𝑀𝐵))) ∈ 𝑃)
186, 17syl5eqel 2853 . . . . . . . . 9 (𝜑𝑍𝑃)
1918adantr 466 . . . . . . . 8 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → 𝑍𝑃)
20 eqid 2770 . . . . . . . . . 10 (pInvG‘𝐺) = (pInvG‘𝐺)
21 lmiisolem.s . . . . . . . . . 10 𝑆 = ((pInvG‘𝐺)‘𝑍)
221, 2, 3, 10, 20, 4, 18, 21, 8mircl 25776 . . . . . . . . 9 (𝜑 → (𝑆𝐴) ∈ 𝑃)
2322adantr 466 . . . . . . . 8 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → (𝑆𝐴) ∈ 𝑃)
248adantr 466 . . . . . . . 8 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → 𝐴𝑃)
251, 2, 3, 10, 20, 5, 19, 21, 24mircgr 25772 . . . . . . . 8 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → (𝑍 (𝑆𝐴)) = (𝑍 𝐴))
26 simpr 471 . . . . . . . . 9 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → (𝑆𝐴) = 𝑍)
2726eqcomd 2776 . . . . . . . 8 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → 𝑍 = (𝑆𝐴))
281, 2, 3, 5, 19, 23, 19, 24, 25, 27tgcgreq 25597 . . . . . . 7 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → 𝑍 = 𝐴)
29 simpr 471 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵)))
3029oveq2d 6808 . . . . . . . . . . . 12 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐴(midG‘𝐺)(𝑀𝐴))) = ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐵(midG‘𝐺)(𝑀𝐵))))
3130, 6syl6reqr 2823 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝑍 = ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐴(midG‘𝐺)(𝑀𝐴))))
324adantr 466 . . . . . . . . . . . 12 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝐺 ∈ TarskiG)
337adantr 466 . . . . . . . . . . . 12 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝐺DimTarskiG≥2)
3413adantr 466 . . . . . . . . . . . 12 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝑃)
351, 2, 3, 32, 33, 34, 34midid 25893 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐴(midG‘𝐺)(𝑀𝐴))) = (𝐴(midG‘𝐺)(𝑀𝐴)))
3631, 35eqtrd 2804 . . . . . . . . . 10 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝑍 = (𝐴(midG‘𝐺)(𝑀𝐴)))
37 eqidd 2771 . . . . . . . . . . . . 13 (𝜑 → (𝑀𝐴) = (𝑀𝐴))
381, 2, 3, 4, 7, 9, 10, 11, 8, 12islmib 25899 . . . . . . . . . . . . 13 (𝜑 → ((𝑀𝐴) = (𝑀𝐴) ↔ ((𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝐷 ∧ (𝐷(⟂G‘𝐺)(𝐴𝐿(𝑀𝐴)) ∨ 𝐴 = (𝑀𝐴)))))
3937, 38mpbid 222 . . . . . . . . . . . 12 (𝜑 → ((𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝐷 ∧ (𝐷(⟂G‘𝐺)(𝐴𝐿(𝑀𝐴)) ∨ 𝐴 = (𝑀𝐴))))
4039simpld 476 . . . . . . . . . . 11 (𝜑 → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝐷)
4140adantr 466 . . . . . . . . . 10 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝐷)
4236, 41eqeltrd 2849 . . . . . . . . 9 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝑍𝐷)
434adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝐺 ∈ TarskiG)
4413adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝑃)
4516adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝑃)
4618adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝑍𝑃)
47 simpr 471 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵)))
481, 2, 3, 4, 7, 13, 16midbtwn 25891 . . . . . . . . . . . . 13 (𝜑 → ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐵(midG‘𝐺)(𝑀𝐵))) ∈ ((𝐴(midG‘𝐺)(𝑀𝐴))𝐼(𝐵(midG‘𝐺)(𝑀𝐵))))
496, 48syl5eqel 2853 . . . . . . . . . . . 12 (𝜑𝑍 ∈ ((𝐴(midG‘𝐺)(𝑀𝐴))𝐼(𝐵(midG‘𝐺)(𝑀𝐵))))
5049adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝑍 ∈ ((𝐴(midG‘𝐺)(𝑀𝐴))𝐼(𝐵(midG‘𝐺)(𝑀𝐵))))
511, 3, 10, 43, 44, 45, 46, 47, 50btwnlng1 25734 . . . . . . . . . 10 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝑍 ∈ ((𝐴(midG‘𝐺)(𝑀𝐴))𝐿(𝐵(midG‘𝐺)(𝑀𝐵))))
5211adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝐷 ∈ ran 𝐿)
5340adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝐷)
54 eqidd 2771 . . . . . . . . . . . . . 14 (𝜑 → (𝑀𝐵) = (𝑀𝐵))
551, 2, 3, 4, 7, 9, 10, 11, 14, 15islmib 25899 . . . . . . . . . . . . . 14 (𝜑 → ((𝑀𝐵) = (𝑀𝐵) ↔ ((𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝐷 ∧ (𝐷(⟂G‘𝐺)(𝐵𝐿(𝑀𝐵)) ∨ 𝐵 = (𝑀𝐵)))))
5654, 55mpbid 222 . . . . . . . . . . . . 13 (𝜑 → ((𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝐷 ∧ (𝐷(⟂G‘𝐺)(𝐵𝐿(𝑀𝐵)) ∨ 𝐵 = (𝑀𝐵))))
5756simpld 476 . . . . . . . . . . . 12 (𝜑 → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝐷)
5857adantr 466 . . . . . . . . . . 11 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝐷)
591, 3, 10, 43, 44, 45, 47, 47, 52, 53, 58tglinethru 25751 . . . . . . . . . 10 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝐷 = ((𝐴(midG‘𝐺)(𝑀𝐴))𝐿(𝐵(midG‘𝐺)(𝑀𝐵))))
6051, 59eleqtrrd 2852 . . . . . . . . 9 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ (𝐵(midG‘𝐺)(𝑀𝐵))) → 𝑍𝐷)
6142, 60pm2.61dane 3029 . . . . . . . 8 (𝜑𝑍𝐷)
6261adantr 466 . . . . . . 7 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → 𝑍𝐷)
6328, 62eqeltrrd 2850 . . . . . 6 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → 𝐴𝐷)
641, 2, 3, 4, 7, 9, 10, 11, 8lmiinv 25904 . . . . . . 7 (𝜑 → ((𝑀𝐴) = 𝐴𝐴𝐷))
6564biimpar 463 . . . . . 6 ((𝜑𝐴𝐷) → (𝑀𝐴) = 𝐴)
6663, 65syldan 571 . . . . 5 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → (𝑀𝐴) = 𝐴)
6766, 28eqtr4d 2807 . . . 4 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → (𝑀𝐴) = 𝑍)
6867oveq1d 6807 . . 3 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → ((𝑀𝐴) (𝑀𝐵)) = (𝑍 (𝑀𝐵)))
69 eqidd 2771 . . . . . . . . 9 ((𝜑𝐵 = (𝑀𝐵)) → 𝑍 = 𝑍)
704adantr 466 . . . . . . . . . 10 ((𝜑𝐵 = (𝑀𝐵)) → 𝐺 ∈ TarskiG)
7114adantr 466 . . . . . . . . . 10 ((𝜑𝐵 = (𝑀𝐵)) → 𝐵𝑃)
7216adantr 466 . . . . . . . . . 10 ((𝜑𝐵 = (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝑃)
731, 2, 3, 4, 7, 14, 15midbtwn 25891 . . . . . . . . . . . 12 (𝜑 → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ (𝐵𝐼(𝑀𝐵)))
7473adantr 466 . . . . . . . . . . 11 ((𝜑𝐵 = (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ (𝐵𝐼(𝑀𝐵)))
75 simpr 471 . . . . . . . . . . . 12 ((𝜑𝐵 = (𝑀𝐵)) → 𝐵 = (𝑀𝐵))
7675oveq2d 6808 . . . . . . . . . . 11 ((𝜑𝐵 = (𝑀𝐵)) → (𝐵𝐼𝐵) = (𝐵𝐼(𝑀𝐵)))
7774, 76eleqtrrd 2852 . . . . . . . . . 10 ((𝜑𝐵 = (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ (𝐵𝐼𝐵))
781, 2, 3, 70, 71, 72, 77axtgbtwnid 25585 . . . . . . . . 9 ((𝜑𝐵 = (𝑀𝐵)) → 𝐵 = (𝐵(midG‘𝐺)(𝑀𝐵)))
79 eqidd 2771 . . . . . . . . 9 ((𝜑𝐵 = (𝑀𝐵)) → 𝐵 = 𝐵)
8069, 78, 79s3eqd 13817 . . . . . . . 8 ((𝜑𝐵 = (𝑀𝐵)) → ⟨“𝑍𝐵𝐵”⟩ = ⟨“𝑍(𝐵(midG‘𝐺)(𝑀𝐵))𝐵”⟩)
811, 2, 3, 10, 20, 4, 18, 14, 14ragtrivb 25817 . . . . . . . . 9 (𝜑 → ⟨“𝑍𝐵𝐵”⟩ ∈ (∟G‘𝐺))
8281adantr 466 . . . . . . . 8 ((𝜑𝐵 = (𝑀𝐵)) → ⟨“𝑍𝐵𝐵”⟩ ∈ (∟G‘𝐺))
8380, 82eqeltrrd 2850 . . . . . . 7 ((𝜑𝐵 = (𝑀𝐵)) → ⟨“𝑍(𝐵(midG‘𝐺)(𝑀𝐵))𝐵”⟩ ∈ (∟G‘𝐺))
844adantr 466 . . . . . . . 8 ((𝜑𝐵 ≠ (𝑀𝐵)) → 𝐺 ∈ TarskiG)
8561adantr 466 . . . . . . . 8 ((𝜑𝐵 ≠ (𝑀𝐵)) → 𝑍𝐷)
8657adantr 466 . . . . . . . 8 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝐷)
8714adantr 466 . . . . . . . 8 ((𝜑𝐵 ≠ (𝑀𝐵)) → 𝐵𝑃)
88 df-ne 2943 . . . . . . . . . 10 (𝐵 ≠ (𝑀𝐵) ↔ ¬ 𝐵 = (𝑀𝐵))
8956simprd 477 . . . . . . . . . . . 12 (𝜑 → (𝐷(⟂G‘𝐺)(𝐵𝐿(𝑀𝐵)) ∨ 𝐵 = (𝑀𝐵)))
9089orcomd 851 . . . . . . . . . . 11 (𝜑 → (𝐵 = (𝑀𝐵) ∨ 𝐷(⟂G‘𝐺)(𝐵𝐿(𝑀𝐵))))
9190orcanai 993 . . . . . . . . . 10 ((𝜑 ∧ ¬ 𝐵 = (𝑀𝐵)) → 𝐷(⟂G‘𝐺)(𝐵𝐿(𝑀𝐵)))
9288, 91sylan2b 573 . . . . . . . . 9 ((𝜑𝐵 ≠ (𝑀𝐵)) → 𝐷(⟂G‘𝐺)(𝐵𝐿(𝑀𝐵)))
9315adantr 466 . . . . . . . . . . 11 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝑀𝐵) ∈ 𝑃)
94 simpr 471 . . . . . . . . . . 11 ((𝜑𝐵 ≠ (𝑀𝐵)) → 𝐵 ≠ (𝑀𝐵))
9516adantr 466 . . . . . . . . . . 11 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ 𝑃)
964adantr 466 . . . . . . . . . . . . . . 15 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → 𝐺 ∈ TarskiG)
9714adantr 466 . . . . . . . . . . . . . . 15 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → 𝐵𝑃)
9815adantr 466 . . . . . . . . . . . . . . 15 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → (𝑀𝐵) ∈ 𝑃)
997adantr 466 . . . . . . . . . . . . . . . . 17 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → 𝐺DimTarskiG≥2)
100 simpr 471 . . . . . . . . . . . . . . . . 17 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵)
1011, 2, 3, 96, 99, 97, 98, 100midcgr 25892 . . . . . . . . . . . . . . . 16 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → (𝐵 𝐵) = (𝐵 (𝑀𝐵)))
102101eqcomd 2776 . . . . . . . . . . . . . . 15 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → (𝐵 (𝑀𝐵)) = (𝐵 𝐵))
1031, 2, 3, 96, 97, 98, 97, 102axtgcgrid 25582 . . . . . . . . . . . . . 14 ((𝜑 ∧ (𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵) → 𝐵 = (𝑀𝐵))
104103ex 397 . . . . . . . . . . . . 13 (𝜑 → ((𝐵(midG‘𝐺)(𝑀𝐵)) = 𝐵𝐵 = (𝑀𝐵)))
105104necon3d 2963 . . . . . . . . . . . 12 (𝜑 → (𝐵 ≠ (𝑀𝐵) → (𝐵(midG‘𝐺)(𝑀𝐵)) ≠ 𝐵))
106105imp 393 . . . . . . . . . . 11 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ≠ 𝐵)
10773adantr 466 . . . . . . . . . . . 12 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ (𝐵𝐼(𝑀𝐵)))
1081, 3, 10, 84, 87, 93, 95, 94, 107btwnlng1 25734 . . . . . . . . . . 11 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝐵(midG‘𝐺)(𝑀𝐵)) ∈ (𝐵𝐿(𝑀𝐵)))
1091, 3, 10, 84, 87, 93, 94, 95, 106, 108tglineelsb2 25747 . . . . . . . . . 10 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝐵𝐿(𝑀𝐵)) = (𝐵𝐿(𝐵(midG‘𝐺)(𝑀𝐵))))
1101, 3, 10, 84, 95, 87, 106tglinecom 25750 . . . . . . . . . 10 ((𝜑𝐵 ≠ (𝑀𝐵)) → ((𝐵(midG‘𝐺)(𝑀𝐵))𝐿𝐵) = (𝐵𝐿(𝐵(midG‘𝐺)(𝑀𝐵))))
111109, 110eqtr4d 2807 . . . . . . . . 9 ((𝜑𝐵 ≠ (𝑀𝐵)) → (𝐵𝐿(𝑀𝐵)) = ((𝐵(midG‘𝐺)(𝑀𝐵))𝐿𝐵))
11292, 111breqtrd 4810 . . . . . . . 8 ((𝜑𝐵 ≠ (𝑀𝐵)) → 𝐷(⟂G‘𝐺)((𝐵(midG‘𝐺)(𝑀𝐵))𝐿𝐵))
1131, 2, 3, 10, 84, 85, 86, 87, 112perpdrag 25840 . . . . . . 7 ((𝜑𝐵 ≠ (𝑀𝐵)) → ⟨“𝑍(𝐵(midG‘𝐺)(𝑀𝐵))𝐵”⟩ ∈ (∟G‘𝐺))
11483, 113pm2.61dane 3029 . . . . . 6 (𝜑 → ⟨“𝑍(𝐵(midG‘𝐺)(𝑀𝐵))𝐵”⟩ ∈ (∟G‘𝐺))
1151, 2, 3, 10, 20, 4, 18, 16, 14israg 25812 . . . . . 6 (𝜑 → (⟨“𝑍(𝐵(midG‘𝐺)(𝑀𝐵))𝐵”⟩ ∈ (∟G‘𝐺) ↔ (𝑍 𝐵) = (𝑍 (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘𝐵))))
116114, 115mpbid 222 . . . . 5 (𝜑 → (𝑍 𝐵) = (𝑍 (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘𝐵)))
117 eqidd 2771 . . . . . . 7 (𝜑 → (𝐵(midG‘𝐺)(𝑀𝐵)) = (𝐵(midG‘𝐺)(𝑀𝐵)))
1181, 2, 3, 4, 7, 14, 15, 20, 16ismidb 25890 . . . . . . 7 (𝜑 → ((𝑀𝐵) = (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘𝐵) ↔ (𝐵(midG‘𝐺)(𝑀𝐵)) = (𝐵(midG‘𝐺)(𝑀𝐵))))
119117, 118mpbird 247 . . . . . 6 (𝜑 → (𝑀𝐵) = (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘𝐵))
120119oveq2d 6808 . . . . 5 (𝜑 → (𝑍 (𝑀𝐵)) = (𝑍 (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘𝐵)))
121116, 120eqtr4d 2807 . . . 4 (𝜑 → (𝑍 𝐵) = (𝑍 (𝑀𝐵)))
122121adantr 466 . . 3 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → (𝑍 𝐵) = (𝑍 (𝑀𝐵)))
12328oveq1d 6807 . . 3 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → (𝑍 𝐵) = (𝐴 𝐵))
12468, 122, 1233eqtr2d 2810 . 2 ((𝜑 ∧ (𝑆𝐴) = 𝑍) → ((𝑀𝐴) (𝑀𝐵)) = (𝐴 𝐵))
1254adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → 𝐺 ∈ TarskiG)
12622adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑆𝐴) ∈ 𝑃)
12718adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → 𝑍𝑃)
1288adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → 𝐴𝑃)
1291, 2, 3, 10, 20, 4, 18, 21, 12mircl 25776 . . . . 5 (𝜑 → (𝑆‘(𝑀𝐴)) ∈ 𝑃)
130129adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑆‘(𝑀𝐴)) ∈ 𝑃)
13112adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑀𝐴) ∈ 𝑃)
13214adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → 𝐵𝑃)
13315adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑀𝐵) ∈ 𝑃)
134 simpr 471 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑆𝐴) ≠ 𝑍)
1351, 2, 3, 10, 20, 125, 127, 21, 128mirbtwn 25773 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → 𝑍 ∈ ((𝑆𝐴)𝐼𝐴))
1361, 2, 3, 10, 20, 125, 127, 21, 131mirbtwn 25773 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → 𝑍 ∈ ((𝑆‘(𝑀𝐴))𝐼(𝑀𝐴)))
137 eqidd 2771 . . . . . . . . . . . 12 ((𝜑𝐴 = (𝑀𝐴)) → 𝑍 = 𝑍)
1384adantr 466 . . . . . . . . . . . . 13 ((𝜑𝐴 = (𝑀𝐴)) → 𝐺 ∈ TarskiG)
1398adantr 466 . . . . . . . . . . . . 13 ((𝜑𝐴 = (𝑀𝐴)) → 𝐴𝑃)
14013adantr 466 . . . . . . . . . . . . 13 ((𝜑𝐴 = (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝑃)
1411, 2, 3, 4, 7, 8, 12midbtwn 25891 . . . . . . . . . . . . . . 15 (𝜑 → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ (𝐴𝐼(𝑀𝐴)))
142141adantr 466 . . . . . . . . . . . . . 14 ((𝜑𝐴 = (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ (𝐴𝐼(𝑀𝐴)))
143 simpr 471 . . . . . . . . . . . . . . 15 ((𝜑𝐴 = (𝑀𝐴)) → 𝐴 = (𝑀𝐴))
144143oveq2d 6808 . . . . . . . . . . . . . 14 ((𝜑𝐴 = (𝑀𝐴)) → (𝐴𝐼𝐴) = (𝐴𝐼(𝑀𝐴)))
145142, 144eleqtrrd 2852 . . . . . . . . . . . . 13 ((𝜑𝐴 = (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ (𝐴𝐼𝐴))
1461, 2, 3, 138, 139, 140, 145axtgbtwnid 25585 . . . . . . . . . . . 12 ((𝜑𝐴 = (𝑀𝐴)) → 𝐴 = (𝐴(midG‘𝐺)(𝑀𝐴)))
147 eqidd 2771 . . . . . . . . . . . 12 ((𝜑𝐴 = (𝑀𝐴)) → 𝐴 = 𝐴)
148137, 146, 147s3eqd 13817 . . . . . . . . . . 11 ((𝜑𝐴 = (𝑀𝐴)) → ⟨“𝑍𝐴𝐴”⟩ = ⟨“𝑍(𝐴(midG‘𝐺)(𝑀𝐴))𝐴”⟩)
1491, 2, 3, 10, 20, 4, 18, 8, 8ragtrivb 25817 . . . . . . . . . . . 12 (𝜑 → ⟨“𝑍𝐴𝐴”⟩ ∈ (∟G‘𝐺))
150149adantr 466 . . . . . . . . . . 11 ((𝜑𝐴 = (𝑀𝐴)) → ⟨“𝑍𝐴𝐴”⟩ ∈ (∟G‘𝐺))
151148, 150eqeltrrd 2850 . . . . . . . . . 10 ((𝜑𝐴 = (𝑀𝐴)) → ⟨“𝑍(𝐴(midG‘𝐺)(𝑀𝐴))𝐴”⟩ ∈ (∟G‘𝐺))
1524adantr 466 . . . . . . . . . . 11 ((𝜑𝐴 ≠ (𝑀𝐴)) → 𝐺 ∈ TarskiG)
15361adantr 466 . . . . . . . . . . 11 ((𝜑𝐴 ≠ (𝑀𝐴)) → 𝑍𝐷)
15440adantr 466 . . . . . . . . . . 11 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝐷)
1558adantr 466 . . . . . . . . . . 11 ((𝜑𝐴 ≠ (𝑀𝐴)) → 𝐴𝑃)
156 df-ne 2943 . . . . . . . . . . . . 13 (𝐴 ≠ (𝑀𝐴) ↔ ¬ 𝐴 = (𝑀𝐴))
15739simprd 477 . . . . . . . . . . . . . . 15 (𝜑 → (𝐷(⟂G‘𝐺)(𝐴𝐿(𝑀𝐴)) ∨ 𝐴 = (𝑀𝐴)))
158157orcomd 851 . . . . . . . . . . . . . 14 (𝜑 → (𝐴 = (𝑀𝐴) ∨ 𝐷(⟂G‘𝐺)(𝐴𝐿(𝑀𝐴))))
159158orcanai 993 . . . . . . . . . . . . 13 ((𝜑 ∧ ¬ 𝐴 = (𝑀𝐴)) → 𝐷(⟂G‘𝐺)(𝐴𝐿(𝑀𝐴)))
160156, 159sylan2b 573 . . . . . . . . . . . 12 ((𝜑𝐴 ≠ (𝑀𝐴)) → 𝐷(⟂G‘𝐺)(𝐴𝐿(𝑀𝐴)))
16112adantr 466 . . . . . . . . . . . . . 14 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝑀𝐴) ∈ 𝑃)
162 simpr 471 . . . . . . . . . . . . . 14 ((𝜑𝐴 ≠ (𝑀𝐴)) → 𝐴 ≠ (𝑀𝐴))
16313adantr 466 . . . . . . . . . . . . . 14 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ 𝑃)
1644adantr 466 . . . . . . . . . . . . . . . . . 18 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → 𝐺 ∈ TarskiG)
1658adantr 466 . . . . . . . . . . . . . . . . . 18 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → 𝐴𝑃)
16612adantr 466 . . . . . . . . . . . . . . . . . 18 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → (𝑀𝐴) ∈ 𝑃)
1677adantr 466 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → 𝐺DimTarskiG≥2)
168 simpr 471 . . . . . . . . . . . . . . . . . . . 20 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴)
1691, 2, 3, 164, 167, 165, 166, 168midcgr 25892 . . . . . . . . . . . . . . . . . . 19 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → (𝐴 𝐴) = (𝐴 (𝑀𝐴)))
170169eqcomd 2776 . . . . . . . . . . . . . . . . . 18 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → (𝐴 (𝑀𝐴)) = (𝐴 𝐴))
1711, 2, 3, 164, 165, 166, 165, 170axtgcgrid 25582 . . . . . . . . . . . . . . . . 17 ((𝜑 ∧ (𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴) → 𝐴 = (𝑀𝐴))
172171ex 397 . . . . . . . . . . . . . . . 16 (𝜑 → ((𝐴(midG‘𝐺)(𝑀𝐴)) = 𝐴𝐴 = (𝑀𝐴)))
173172necon3d 2963 . . . . . . . . . . . . . . 15 (𝜑 → (𝐴 ≠ (𝑀𝐴) → (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ 𝐴))
174173imp 393 . . . . . . . . . . . . . 14 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ≠ 𝐴)
175141adantr 466 . . . . . . . . . . . . . . 15 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ (𝐴𝐼(𝑀𝐴)))
1761, 3, 10, 152, 155, 161, 163, 162, 175btwnlng1 25734 . . . . . . . . . . . . . 14 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝐴(midG‘𝐺)(𝑀𝐴)) ∈ (𝐴𝐿(𝑀𝐴)))
1771, 3, 10, 152, 155, 161, 162, 163, 174, 176tglineelsb2 25747 . . . . . . . . . . . . 13 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝐴𝐿(𝑀𝐴)) = (𝐴𝐿(𝐴(midG‘𝐺)(𝑀𝐴))))
1781, 3, 10, 152, 163, 155, 174tglinecom 25750 . . . . . . . . . . . . 13 ((𝜑𝐴 ≠ (𝑀𝐴)) → ((𝐴(midG‘𝐺)(𝑀𝐴))𝐿𝐴) = (𝐴𝐿(𝐴(midG‘𝐺)(𝑀𝐴))))
179177, 178eqtr4d 2807 . . . . . . . . . . . 12 ((𝜑𝐴 ≠ (𝑀𝐴)) → (𝐴𝐿(𝑀𝐴)) = ((𝐴(midG‘𝐺)(𝑀𝐴))𝐿𝐴))
180160, 179breqtrd 4810 . . . . . . . . . . 11 ((𝜑𝐴 ≠ (𝑀𝐴)) → 𝐷(⟂G‘𝐺)((𝐴(midG‘𝐺)(𝑀𝐴))𝐿𝐴))
1811, 2, 3, 10, 152, 153, 154, 155, 180perpdrag 25840 . . . . . . . . . 10 ((𝜑𝐴 ≠ (𝑀𝐴)) → ⟨“𝑍(𝐴(midG‘𝐺)(𝑀𝐴))𝐴”⟩ ∈ (∟G‘𝐺))
182151, 181pm2.61dane 3029 . . . . . . . . 9 (𝜑 → ⟨“𝑍(𝐴(midG‘𝐺)(𝑀𝐴))𝐴”⟩ ∈ (∟G‘𝐺))
1831, 2, 3, 10, 20, 4, 18, 13, 8israg 25812 . . . . . . . . 9 (𝜑 → (⟨“𝑍(𝐴(midG‘𝐺)(𝑀𝐴))𝐴”⟩ ∈ (∟G‘𝐺) ↔ (𝑍 𝐴) = (𝑍 (((pInvG‘𝐺)‘(𝐴(midG‘𝐺)(𝑀𝐴)))‘𝐴))))
184182, 183mpbid 222 . . . . . . . 8 (𝜑 → (𝑍 𝐴) = (𝑍 (((pInvG‘𝐺)‘(𝐴(midG‘𝐺)(𝑀𝐴)))‘𝐴)))
185 eqidd 2771 . . . . . . . . . 10 (𝜑 → (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐴(midG‘𝐺)(𝑀𝐴)))
1861, 2, 3, 4, 7, 8, 12, 20, 13ismidb 25890 . . . . . . . . . 10 (𝜑 → ((𝑀𝐴) = (((pInvG‘𝐺)‘(𝐴(midG‘𝐺)(𝑀𝐴)))‘𝐴) ↔ (𝐴(midG‘𝐺)(𝑀𝐴)) = (𝐴(midG‘𝐺)(𝑀𝐴))))
187185, 186mpbird 247 . . . . . . . . 9 (𝜑 → (𝑀𝐴) = (((pInvG‘𝐺)‘(𝐴(midG‘𝐺)(𝑀𝐴)))‘𝐴))
188187oveq2d 6808 . . . . . . . 8 (𝜑 → (𝑍 (𝑀𝐴)) = (𝑍 (((pInvG‘𝐺)‘(𝐴(midG‘𝐺)(𝑀𝐴)))‘𝐴)))
189184, 188eqtr4d 2807 . . . . . . 7 (𝜑 → (𝑍 𝐴) = (𝑍 (𝑀𝐴)))
1901, 2, 3, 10, 20, 4, 18, 21, 8mircgr 25772 . . . . . . 7 (𝜑 → (𝑍 (𝑆𝐴)) = (𝑍 𝐴))
1911, 2, 3, 10, 20, 4, 18, 21, 12mircgr 25772 . . . . . . 7 (𝜑 → (𝑍 (𝑆‘(𝑀𝐴))) = (𝑍 (𝑀𝐴)))
192189, 190, 1913eqtr4d 2814 . . . . . 6 (𝜑 → (𝑍 (𝑆𝐴)) = (𝑍 (𝑆‘(𝑀𝐴))))
193192adantr 466 . . . . 5 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑍 (𝑆𝐴)) = (𝑍 (𝑆‘(𝑀𝐴))))
1941, 2, 3, 125, 127, 126, 127, 130, 193tgcgrcomlr 25595 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → ((𝑆𝐴) 𝑍) = ((𝑆‘(𝑀𝐴)) 𝑍))
195189adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑍 𝐴) = (𝑍 (𝑀𝐴)))
19621fveq1i 6333 . . . . . . . . . 10 (𝑆‘(𝐴(midG‘𝐺)(𝑀𝐴))) = (((pInvG‘𝐺)‘𝑍)‘(𝐴(midG‘𝐺)(𝑀𝐴)))
1971, 2, 3, 4, 7, 8, 12, 21, 18mirmid 25895 . . . . . . . . . 10 (𝜑 → ((𝑆𝐴)(midG‘𝐺)(𝑆‘(𝑀𝐴))) = (𝑆‘(𝐴(midG‘𝐺)(𝑀𝐴))))
1986eqcomi 2779 . . . . . . . . . . 11 ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐵(midG‘𝐺)(𝑀𝐵))) = 𝑍
1991, 2, 3, 4, 7, 13, 16, 20, 18ismidb 25890 . . . . . . . . . . 11 (𝜑 → ((𝐵(midG‘𝐺)(𝑀𝐵)) = (((pInvG‘𝐺)‘𝑍)‘(𝐴(midG‘𝐺)(𝑀𝐴))) ↔ ((𝐴(midG‘𝐺)(𝑀𝐴))(midG‘𝐺)(𝐵(midG‘𝐺)(𝑀𝐵))) = 𝑍))
200198, 199mpbiri 248 . . . . . . . . . 10 (𝜑 → (𝐵(midG‘𝐺)(𝑀𝐵)) = (((pInvG‘𝐺)‘𝑍)‘(𝐴(midG‘𝐺)(𝑀𝐴))))
201196, 197, 2003eqtr4a 2830 . . . . . . . . 9 (𝜑 → ((𝑆𝐴)(midG‘𝐺)(𝑆‘(𝑀𝐴))) = (𝐵(midG‘𝐺)(𝑀𝐵)))
2021, 2, 3, 4, 7, 22, 129, 20, 16ismidb 25890 . . . . . . . . 9 (𝜑 → ((𝑆‘(𝑀𝐴)) = (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘(𝑆𝐴)) ↔ ((𝑆𝐴)(midG‘𝐺)(𝑆‘(𝑀𝐴))) = (𝐵(midG‘𝐺)(𝑀𝐵))))
203201, 202mpbird 247 . . . . . . . 8 (𝜑 → (𝑆‘(𝑀𝐴)) = (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘(𝑆𝐴)))
204119, 203oveq12d 6810 . . . . . . 7 (𝜑 → ((𝑀𝐵) (𝑆‘(𝑀𝐴))) = ((((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘𝐵) (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘(𝑆𝐴))))
205 eqid 2770 . . . . . . . 8 ((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵))) = ((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))
2061, 2, 3, 10, 20, 4, 16, 205, 14, 22miriso 25785 . . . . . . 7 (𝜑 → ((((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘𝐵) (((pInvG‘𝐺)‘(𝐵(midG‘𝐺)(𝑀𝐵)))‘(𝑆𝐴))) = (𝐵 (𝑆𝐴)))
207204, 206eqtr2d 2805 . . . . . 6 (𝜑 → (𝐵 (𝑆𝐴)) = ((𝑀𝐵) (𝑆‘(𝑀𝐴))))
208207adantr 466 . . . . 5 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝐵 (𝑆𝐴)) = ((𝑀𝐵) (𝑆‘(𝑀𝐴))))
2091, 2, 3, 125, 132, 126, 133, 130, 208tgcgrcomlr 25595 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → ((𝑆𝐴) 𝐵) = ((𝑆‘(𝑀𝐴)) (𝑀𝐵)))
210121adantr 466 . . . 4 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝑍 𝐵) = (𝑍 (𝑀𝐵)))
2111, 2, 3, 125, 126, 127, 128, 130, 127, 131, 132, 133, 134, 135, 136, 194, 195, 209, 210axtg5seg 25584 . . 3 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → (𝐴 𝐵) = ((𝑀𝐴) (𝑀𝐵)))
212211eqcomd 2776 . 2 ((𝜑 ∧ (𝑆𝐴) ≠ 𝑍) → ((𝑀𝐴) (𝑀𝐵)) = (𝐴 𝐵))
213124, 212pm2.61dane 3029 1 (𝜑 → ((𝑀𝐴) (𝑀𝐵)) = (𝐴 𝐵))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wa 382  wo 826   = wceq 1630  wcel 2144  wne 2942   class class class wbr 4784  ran crn 5250  cfv 6031  (class class class)co 6792  2c2 11271  ⟨“cs3 13795  Basecbs 16063  distcds 16157  TarskiGcstrkg 25549  DimTarskiGcstrkgld 25553  Itvcitv 25555  LineGclng 25556  pInvGcmir 25767  ∟Gcrag 25808  ⟂Gcperpg 25810  midGcmid 25884  lInvGclmi 25885
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1869  ax-4 1884  ax-5 1990  ax-6 2056  ax-7 2092  ax-8 2146  ax-9 2153  ax-10 2173  ax-11 2189  ax-12 2202  ax-13 2407  ax-ext 2750  ax-rep 4902  ax-sep 4912  ax-nul 4920  ax-pow 4971  ax-pr 5034  ax-un 7095  ax-cnex 10193  ax-resscn 10194  ax-1cn 10195  ax-icn 10196  ax-addcl 10197  ax-addrcl 10198  ax-mulcl 10199  ax-mulrcl 10200  ax-mulcom 10201  ax-addass 10202  ax-mulass 10203  ax-distr 10204  ax-i2m1 10205  ax-1ne0 10206  ax-1rid 10207  ax-rnegex 10208  ax-rrecex 10209  ax-cnre 10210  ax-pre-lttri 10211  ax-pre-lttrn 10212  ax-pre-ltadd 10213  ax-pre-mulgt0 10214
This theorem depends on definitions:  df-bi 197  df-an 383  df-or 827  df-3or 1071  df-3an 1072  df-tru 1633  df-ex 1852  df-nf 1857  df-sb 2049  df-eu 2621  df-mo 2622  df-clab 2757  df-cleq 2763  df-clel 2766  df-nfc 2901  df-ne 2943  df-nel 3046  df-ral 3065  df-rex 3066  df-reu 3067  df-rmo 3068  df-rab 3069  df-v 3351  df-sbc 3586  df-csb 3681  df-dif 3724  df-un 3726  df-in 3728  df-ss 3735  df-pss 3737  df-nul 4062  df-if 4224  df-pw 4297  df-sn 4315  df-pr 4317  df-tp 4319  df-op 4321  df-uni 4573  df-int 4610  df-iun 4654  df-br 4785  df-opab 4845  df-mpt 4862  df-tr 4885  df-id 5157  df-eprel 5162  df-po 5170  df-so 5171  df-fr 5208  df-we 5210  df-xp 5255  df-rel 5256  df-cnv 5257  df-co 5258  df-dm 5259  df-rn 5260  df-res 5261  df-ima 5262  df-pred 5823  df-ord 5869  df-on 5870  df-lim 5871  df-suc 5872  df-iota 5994  df-fun 6033  df-fn 6034  df-f 6035  df-f1 6036  df-fo 6037  df-f1o 6038  df-fv 6039  df-riota 6753  df-ov 6795  df-oprab 6796  df-mpt2 6797  df-om 7212  df-1st 7314  df-2nd 7315  df-wrecs 7558  df-recs 7620  df-rdg 7658  df-1o 7712  df-oadd 7716  df-er 7895  df-map 8010  df-pm 8011  df-en 8109  df-dom 8110  df-sdom 8111  df-fin 8112  df-card 8964  df-cda 9191  df-pnf 10277  df-mnf 10278  df-xr 10279  df-ltxr 10280  df-le 10281  df-sub 10469  df-neg 10470  df-nn 11222  df-2 11280  df-3 11281  df-n0 11494  df-xnn0 11565  df-z 11579  df-uz 11888  df-fz 12533  df-fzo 12673  df-hash 13321  df-word 13494  df-concat 13496  df-s1 13497  df-s2 13801  df-s3 13802  df-trkgc 25567  df-trkgb 25568  df-trkgcb 25569  df-trkgld 25571  df-trkg 25572  df-cgrg 25626  df-leg 25698  df-mir 25768  df-rag 25809  df-perpg 25811  df-mid 25886  df-lmi 25887
This theorem is referenced by:  lmiiso  25909
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