MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  tgcgrsub2 Structured version   Visualization version   GIF version

Theorem tgcgrsub2 26937
Description: Removing identical parts from the end of a line segment preserves congruence. In this version the order of points is not known. (Contributed by Thierry Arnoux, 3-Apr-2019.)
Hypotheses
Ref Expression
legval.p 𝑃 = (Base‘𝐺)
legval.d = (dist‘𝐺)
legval.i 𝐼 = (Itv‘𝐺)
legval.l = (≤G‘𝐺)
legval.g (𝜑𝐺 ∈ TarskiG)
legid.a (𝜑𝐴𝑃)
legid.b (𝜑𝐵𝑃)
legtrd.c (𝜑𝐶𝑃)
legtrd.d (𝜑𝐷𝑃)
tgcgrsub2.d (𝜑𝐷𝑃)
tgcgrsub2.e (𝜑𝐸𝑃)
tgcgrsub2.f (𝜑𝐹𝑃)
tgcgrsub2.1 (𝜑 → (𝐵 ∈ (𝐴𝐼𝐶) ∨ 𝐶 ∈ (𝐴𝐼𝐵)))
tgcgrsub2.2 (𝜑 → (𝐸 ∈ (𝐷𝐼𝐹) ∨ 𝐹 ∈ (𝐷𝐼𝐸)))
tgcgrsub2.3 (𝜑 → (𝐴 𝐵) = (𝐷 𝐸))
tgcgrsub2.4 (𝜑 → (𝐴 𝐶) = (𝐷 𝐹))
Assertion
Ref Expression
tgcgrsub2 (𝜑 → (𝐵 𝐶) = (𝐸 𝐹))

Proof of Theorem tgcgrsub2
StepHypRef Expression
1 legval.p . . 3 𝑃 = (Base‘𝐺)
2 legval.d . . 3 = (dist‘𝐺)
3 legval.i . . 3 𝐼 = (Itv‘𝐺)
4 legval.g . . . 4 (𝜑𝐺 ∈ TarskiG)
54adantr 480 . . 3 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐺 ∈ TarskiG)
6 legtrd.c . . . 4 (𝜑𝐶𝑃)
76adantr 480 . . 3 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐶𝑃)
8 legid.b . . . 4 (𝜑𝐵𝑃)
98adantr 480 . . 3 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐵𝑃)
10 tgcgrsub2.f . . . 4 (𝜑𝐹𝑃)
1110adantr 480 . . 3 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐹𝑃)
12 tgcgrsub2.e . . . 4 (𝜑𝐸𝑃)
1312adantr 480 . . 3 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐸𝑃)
14 legid.a . . . . 5 (𝜑𝐴𝑃)
1514adantr 480 . . . 4 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐴𝑃)
16 legtrd.d . . . . 5 (𝜑𝐷𝑃)
1716adantr 480 . . . 4 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐷𝑃)
18 simpr 484 . . . . 5 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐵 ∈ (𝐴𝐼𝐶))
191, 2, 3, 5, 15, 9, 7, 18tgbtwncom 26830 . . . 4 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐵 ∈ (𝐶𝐼𝐴))
20 legval.l . . . . . 6 = (≤G‘𝐺)
21 tgcgrsub2.2 . . . . . . 7 (𝜑 → (𝐸 ∈ (𝐷𝐼𝐹) ∨ 𝐹 ∈ (𝐷𝐼𝐸)))
2221adantr 480 . . . . . 6 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐸 ∈ (𝐷𝐼𝐹) ∨ 𝐹 ∈ (𝐷𝐼𝐸)))
231, 2, 3, 20, 5, 15, 9, 7, 18btwnleg 26930 . . . . . . 7 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐴 𝐵) (𝐴 𝐶))
24 tgcgrsub2.3 . . . . . . . 8 (𝜑 → (𝐴 𝐵) = (𝐷 𝐸))
2524adantr 480 . . . . . . 7 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐴 𝐵) = (𝐷 𝐸))
26 tgcgrsub2.4 . . . . . . . 8 (𝜑 → (𝐴 𝐶) = (𝐷 𝐹))
2726adantr 480 . . . . . . 7 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐴 𝐶) = (𝐷 𝐹))
2823, 25, 273brtr3d 5109 . . . . . 6 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐷 𝐸) (𝐷 𝐹))
291, 2, 3, 20, 5, 13, 11, 17, 17, 22, 28legbtwn 26936 . . . . 5 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐸 ∈ (𝐷𝐼𝐹))
301, 2, 3, 5, 17, 13, 11, 29tgbtwncom 26830 . . . 4 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → 𝐸 ∈ (𝐹𝐼𝐷))
311, 2, 3, 4, 14, 6, 16, 10, 26tgcgrcomlr 26822 . . . . 5 (𝜑 → (𝐶 𝐴) = (𝐹 𝐷))
3231adantr 480 . . . 4 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐶 𝐴) = (𝐹 𝐷))
331, 2, 3, 4, 14, 8, 16, 12, 24tgcgrcomlr 26822 . . . . 5 (𝜑 → (𝐵 𝐴) = (𝐸 𝐷))
3433adantr 480 . . . 4 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐵 𝐴) = (𝐸 𝐷))
351, 2, 3, 5, 7, 9, 15, 11, 13, 17, 19, 30, 32, 34tgcgrsub 26851 . . 3 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐶 𝐵) = (𝐹 𝐸))
361, 2, 3, 5, 7, 9, 11, 13, 35tgcgrcomlr 26822 . 2 ((𝜑𝐵 ∈ (𝐴𝐼𝐶)) → (𝐵 𝐶) = (𝐸 𝐹))
374adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐺 ∈ TarskiG)
388adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐵𝑃)
396adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐶𝑃)
4014adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐴𝑃)
4112adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐸𝑃)
4210adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐹𝑃)
4316adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐷𝑃)
44 simpr 484 . . . 4 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐶 ∈ (𝐴𝐼𝐵))
451, 2, 3, 37, 40, 39, 38, 44tgbtwncom 26830 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐶 ∈ (𝐵𝐼𝐴))
4621orcomd 867 . . . . . 6 (𝜑 → (𝐹 ∈ (𝐷𝐼𝐸) ∨ 𝐸 ∈ (𝐷𝐼𝐹)))
4746adantr 480 . . . . 5 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐹 ∈ (𝐷𝐼𝐸) ∨ 𝐸 ∈ (𝐷𝐼𝐹)))
481, 2, 3, 20, 37, 40, 39, 38, 44btwnleg 26930 . . . . . 6 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐴 𝐶) (𝐴 𝐵))
4926adantr 480 . . . . . 6 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐴 𝐶) = (𝐷 𝐹))
5024adantr 480 . . . . . 6 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐴 𝐵) = (𝐷 𝐸))
5148, 49, 503brtr3d 5109 . . . . 5 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐷 𝐹) (𝐷 𝐸))
521, 2, 3, 20, 37, 42, 41, 43, 43, 47, 51legbtwn 26936 . . . 4 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐹 ∈ (𝐷𝐼𝐸))
531, 2, 3, 37, 43, 42, 41, 52tgbtwncom 26830 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → 𝐹 ∈ (𝐸𝐼𝐷))
5433adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐵 𝐴) = (𝐸 𝐷))
5531adantr 480 . . 3 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐶 𝐴) = (𝐹 𝐷))
561, 2, 3, 37, 38, 39, 40, 41, 42, 43, 45, 53, 54, 55tgcgrsub 26851 . 2 ((𝜑𝐶 ∈ (𝐴𝐼𝐵)) → (𝐵 𝐶) = (𝐸 𝐹))
57 tgcgrsub2.1 . 2 (𝜑 → (𝐵 ∈ (𝐴𝐼𝐶) ∨ 𝐶 ∈ (𝐴𝐼𝐵)))
5836, 56, 57mpjaodan 955 1 (𝜑 → (𝐵 𝐶) = (𝐸 𝐹))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 395  wo 843   = wceq 1541  wcel 2109  cfv 6430  (class class class)co 7268  Basecbs 16893  distcds 16952  TarskiGcstrkg 26769  Itvcitv 26775  ≤Gcleg 26924
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1801  ax-4 1815  ax-5 1916  ax-6 1974  ax-7 2014  ax-8 2111  ax-9 2119  ax-10 2140  ax-11 2157  ax-12 2174  ax-ext 2710  ax-rep 5213  ax-sep 5226  ax-nul 5233  ax-pow 5291  ax-pr 5355  ax-un 7579  ax-cnex 10911  ax-resscn 10912  ax-1cn 10913  ax-icn 10914  ax-addcl 10915  ax-addrcl 10916  ax-mulcl 10917  ax-mulrcl 10918  ax-mulcom 10919  ax-addass 10920  ax-mulass 10921  ax-distr 10922  ax-i2m1 10923  ax-1ne0 10924  ax-1rid 10925  ax-rnegex 10926  ax-rrecex 10927  ax-cnre 10928  ax-pre-lttri 10929  ax-pre-lttrn 10930  ax-pre-ltadd 10931  ax-pre-mulgt0 10932
This theorem depends on definitions:  df-bi 206  df-an 396  df-or 844  df-3or 1086  df-3an 1087  df-tru 1544  df-fal 1554  df-ex 1786  df-nf 1790  df-sb 2071  df-mo 2541  df-eu 2570  df-clab 2717  df-cleq 2731  df-clel 2817  df-nfc 2890  df-ne 2945  df-nel 3051  df-ral 3070  df-rex 3071  df-reu 3072  df-rab 3074  df-v 3432  df-sbc 3720  df-csb 3837  df-dif 3894  df-un 3896  df-in 3898  df-ss 3908  df-pss 3910  df-nul 4262  df-if 4465  df-pw 4540  df-sn 4567  df-pr 4569  df-tp 4571  df-op 4573  df-uni 4845  df-int 4885  df-iun 4931  df-br 5079  df-opab 5141  df-mpt 5162  df-tr 5196  df-id 5488  df-eprel 5494  df-po 5502  df-so 5503  df-fr 5543  df-we 5545  df-xp 5594  df-rel 5595  df-cnv 5596  df-co 5597  df-dm 5598  df-rn 5599  df-res 5600  df-ima 5601  df-pred 6199  df-ord 6266  df-on 6267  df-lim 6268  df-suc 6269  df-iota 6388  df-fun 6432  df-fn 6433  df-f 6434  df-f1 6435  df-fo 6436  df-f1o 6437  df-fv 6438  df-riota 7225  df-ov 7271  df-oprab 7272  df-mpo 7273  df-om 7701  df-1st 7817  df-2nd 7818  df-frecs 8081  df-wrecs 8112  df-recs 8186  df-rdg 8225  df-1o 8281  df-oadd 8285  df-er 8472  df-pm 8592  df-en 8708  df-dom 8709  df-sdom 8710  df-fin 8711  df-dju 9643  df-card 9681  df-pnf 10995  df-mnf 10996  df-xr 10997  df-ltxr 10998  df-le 10999  df-sub 11190  df-neg 11191  df-nn 11957  df-2 12019  df-3 12020  df-n0 12217  df-xnn0 12289  df-z 12303  df-uz 12565  df-fz 13222  df-fzo 13365  df-hash 14026  df-word 14199  df-concat 14255  df-s1 14282  df-s2 14542  df-s3 14543  df-trkgc 26790  df-trkgb 26791  df-trkgcb 26792  df-trkg 26795  df-cgrg 26853  df-leg 26925
This theorem is referenced by:  cgracgr  27160  cgraswap  27162
  Copyright terms: Public domain W3C validator