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Theorem tglnpt 25244
 Description: Lines are sets of points. (Contributed by Thierry Arnoux, 17-Oct-2019.)
Hypotheses
Ref Expression
tglng.p 𝑃 = (Base‘𝐺)
tglng.l 𝐿 = (LineG‘𝐺)
tglng.i 𝐼 = (Itv‘𝐺)
tglnpt.g (𝜑𝐺 ∈ TarskiG)
tglnpt.a (𝜑𝐴 ∈ ran 𝐿)
tglnpt.x (𝜑𝑋𝐴)
Assertion
Ref Expression
tglnpt (𝜑𝑋𝑃)

Proof of Theorem tglnpt
StepHypRef Expression
1 tglnpt.g . . 3 (𝜑𝐺 ∈ TarskiG)
2 tglng.p . . . 4 𝑃 = (Base‘𝐺)
3 tglng.l . . . 4 𝐿 = (LineG‘𝐺)
4 tglng.i . . . 4 𝐼 = (Itv‘𝐺)
52, 3, 4tglnunirn 25243 . . 3 (𝐺 ∈ TarskiG → ran 𝐿𝑃)
61, 5syl 17 . 2 (𝜑 ran 𝐿𝑃)
7 tglnpt.a . . . 4 (𝜑𝐴 ∈ ran 𝐿)
8 elssuni 4403 . . . 4 (𝐴 ∈ ran 𝐿𝐴 ran 𝐿)
97, 8syl 17 . . 3 (𝜑𝐴 ran 𝐿)
10 tglnpt.x . . 3 (𝜑𝑋𝐴)
119, 10sseldd 3569 . 2 (𝜑𝑋 ran 𝐿)
126, 11sseldd 3569 1 (𝜑𝑋𝑃)
 Colors of variables: wff setvar class Syntax hints:   → wi 4   = wceq 1475   ∈ wcel 1977   ⊆ wss 3540  ∪ cuni 4372  ran crn 5039  ‘cfv 5804  Basecbs 15695  TarskiGcstrkg 25129  Itvcitv 25135  LineGclng 25136 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-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-sep 4709  ax-nul 4717  ax-pr 4833 This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3or 1032  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  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-opab 4644  df-cnv 5046  df-dm 5048  df-rn 5049  df-iota 5768  df-fv 5812  df-ov 6552  df-oprab 6553  df-mpt2 6554  df-trkg 25152 This theorem is referenced by:  mirln  25371  mirln2  25372  perpcom  25408  perpneq  25409  ragperp  25412  foot  25414  footne  25415  footeq  25416  hlperpnel  25417  perprag  25418  perpdragALT  25419  perpdrag  25420  colperpexlem3  25424  oppne3  25435  oppcom  25436  oppnid  25438  opphllem1  25439  opphllem2  25440  opphllem3  25441  opphllem4  25442  opphllem5  25443  opphllem6  25444  oppperpex  25445  opphl  25446  outpasch  25447  lnopp2hpgb  25455  hpgerlem  25457  colopp  25461  colhp  25462  lmieu  25476  lmimid  25486  lnperpex  25495  trgcopy  25496  trgcopyeulem  25497
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