Theorem tglinerflx1 28582

Description: Reflexivity law for line membership. Part of theorem 6.17 of [Schwabhauser] p. 45. (Contributed by Thierry Arnoux, 17-May-2019.)

Hypotheses

Ref	Expression
tglineelsb2.p	⊢ 𝐵 = (Base‘𝐺)
tglineelsb2.i	⊢ 𝐼 = (Itv‘𝐺)
tglineelsb2.l	⊢ 𝐿 = (LineG‘𝐺)
tglineelsb2.g	⊢ (𝜑 → 𝐺 ∈ TarskiG)
tglineelsb2.1	⊢ (𝜑 → 𝑃 ∈ 𝐵)
tglineelsb2.2	⊢ (𝜑 → 𝑄 ∈ 𝐵)
tglineelsb2.4	⊢ (𝜑 → 𝑃 ≠ 𝑄)

Assertion

Ref	Expression
tglinerflx1	⊢ (𝜑 → 𝑃 ∈ (𝑃𝐿𝑄))

Proof of Theorem tglinerflx1

Step	Hyp	Ref	Expression
1		tglineelsb2.p	. 2 ⊢ 𝐵 = (Base‘𝐺)
2		tglineelsb2.i	. 2 ⊢ 𝐼 = (Itv‘𝐺)
3		tglineelsb2.l	. 2 ⊢ 𝐿 = (LineG‘𝐺)
4		tglineelsb2.g	. 2 ⊢ (𝜑 → 𝐺 ∈ TarskiG)
5		tglineelsb2.1	. 2 ⊢ (𝜑 → 𝑃 ∈ 𝐵)
6		tglineelsb2.2	. 2 ⊢ (𝜑 → 𝑄 ∈ 𝐵)
7		tglineelsb2.4	. 2 ⊢ (𝜑 → 𝑃 ≠ 𝑄)
8		eqid 2729	. . 3 ⊢ (dist‘𝐺) = (dist‘𝐺)
9	1, 8, 2, 4, 5, 6	tgbtwntriv1 28440	. 2 ⊢ (𝜑 → 𝑃 ∈ (𝑃𝐼𝑄))
10	1, 2, 3, 4, 5, 6, 5, 7, 9	btwnlng1 28568	1 ⊢ (𝜑 → 𝑃 ∈ (𝑃𝐿𝑄))

Syntax hints:   → wi 4   = wceq 1540   ∈ wcel 2109   ≠ wne 2925  ‘cfv 6482  (class class class)co 7349  Basecbs 17120  distcds 17170  TarskiGcstrkg 28376  Itvcitv 28382  LineGclng 28383

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-10 2142  ax-11 2158  ax-12 2178  ax-ext 2701  ax-sep 5235  ax-nul 5245  ax-pr 5371

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2533  df-eu 2562  df-clab 2708  df-cleq 2721  df-clel 2803  df-nfc 2878  df-ne 2926  df-ral 3045  df-rex 3054  df-rab 3395  df-v 3438  df-sbc 3743  df-dif 3906  df-un 3908  df-in 3910  df-ss 3920  df-nul 4285  df-if 4477  df-pw 4553  df-sn 4578  df-pr 4580  df-op 4584  df-uni 4859  df-br 5093  df-opab 5155  df-id 5514  df-xp 5625  df-rel 5626  df-cnv 5627  df-co 5628  df-dm 5629  df-iota 6438  df-fun 6484  df-fv 6490  df-ov 7352  df-oprab 7353  df-mpo 7354  df-trkgc 28397  df-trkgb 28398  df-trkgcb 28399  df-trkg 28402

This theorem is referenced by:  tghilberti1  28586  tglnne0  28589  tglnpt2  28590  tglineneq  28593  coltr  28596  colline  28598  footexALT  28667  footexlem1  28668  footexlem2  28669  foot  28671  footne  28672  perprag  28675  colperp  28678  colperpexlem3  28681  mideulem2  28683  outpasch  28704  hlpasch  28705  lnopp2hpgb  28712  colopp  28718  lmieu  28733  lmimid  28743  hypcgrlem1  28748  hypcgrlem2  28749  trgcopyeulem  28754  tgasa1  28807