Theorem tglinerflx1 29034

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 2760	. . 3 ⊢ (dist‘𝐺) = (dist‘𝐺)
9	1, 8, 2, 4, 5, 6	tgbtwntriv1 28887	. 2 ⊢ (𝜑 → 𝑃 ∈ (𝑃𝐼𝑄))
10	1, 2, 3, 4, 5, 6, 5, 7, 9	btwnlng1 29020	1 ⊢ (𝜑 → 𝑃 ∈ (𝑃𝐿𝑄))

This proof depends on syntax axioms:   → wi 4   = wceq 1570   ∈ wcel 2145   ≠ wne 2955  ‘cfv 6527  (class class class)co 7408  Basecbs 17348  distcds 17398  TarskiGcstrkg 28822  Itvcitv 28828  LineGclng 28829

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2213  ax-ext 2732  ax-sep 5248  ax-nul 5259  ax-pr 5390

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-ral 3077  df-rex 3087  df-rab 3413  df-v 3452  df-sbc 3739  df-dif 3901  df-un 3903  df-in 3905  df-ss 3915  df-nul 4279  df-if 4482  df-pw 4558  df-sn 4584  df-pr 4586  df-op 4590  df-uni 4867  df-br 5103  df-opab 5167  df-id 5542  df-xp 5653  df-rel 5654  df-cnv 5655  df-co 5656  df-dm 5657  df-iota 6483  df-fun 6529  df-fv 6535  df-ov 7411  df-oprab 7412  df-mpo 7413  df-trkgc 28843  df-trkgb 28844  df-trkgcb 28845  df-trkg 28848

This theorem is used by:  tghilberti1  29038  tglinesseq  29041  tglnne0  29042  tglineneq  29046  coltr  29049  colline  29051  tglnpt2  29054  footexALT  29126  footexlem1  29127  footexlem2  29128  foot  29130  footne  29131  perprag  29135  colperp  29138  colperpexlem3  29141  mideulem2  29143  outpasch  29166  hlpasch  29167  lnopp2hpgb  29174  colopp  29180  plngrotlem1  29198  plngrotlem2  29199  lnssplnglem  29202  lnssplng  29203  mirplncl  29206  plng3p  29208  lmieu  29222  lmimid  29232  hypcgrlem1  29238  hypcgrlem2  29239  trgcopyeulem  29245  perpeq  29281  tgaaddcpbllem1  29282  tgaaddcpbl  29285  tgasa1  29336  dfprlng2  29358  prlngex  29362  prlngmolem1  29363  prlngmid2  29372  prlngsymquadlem  29374  prlngsymquadopp  29376  quadcgrprlng  29377  tgaltai  29378