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Theorem trliswlk 30082
Description: A trail is a walk. (Contributed by Alexander van der Vekens, 20-Oct-2017.) (Revised by AV, 7-Jan-2021.) (Proof shortened by AV, 29-Oct-2021.)
Assertion
Ref Expression
trliswlk (𝐹(Trails‘𝐺)𝑃𝐹(Walks‘𝐺)𝑃)

Proof of Theorem trliswlk
StepHypRef Expression
1 istrl 30081 . 2 (𝐹(Trails‘𝐺)𝑃 ↔ (𝐹(Walks‘𝐺)𝑃 ∧ Fun 𝐹))
21simplbi 502 1 (𝐹(Trails‘𝐺)𝑃𝐹(Walks‘𝐺)𝑃)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4   class class class wbr 5114  ccnv 5665  Fun wfun 6537  cfv 6543  Walkscwlks 29983  Trailsctrls 30075
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 2148  ax-9 2156  ax-10 2179  ax-11 2195  ax-12 2216  ax-ext 2738  ax-sep 5262  ax-nul 5274  ax-pr 5409
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2570  df-eu 2600  df-clab 2745  df-cleq 2758  df-clel 2841  df-nfc 2915  df-ne 2962  df-ral 3083  df-rex 3093  df-rab 3420  df-v 3460  df-sbc 3748  df-csb 3857  df-dif 3911  df-un 3913  df-in 3915  df-ss 3925  df-nul 4290  df-if 4493  df-sn 4595  df-pr 4597  df-op 4601  df-uni 4878  df-br 5115  df-opab 5179  df-mpt 5198  df-id 5561  df-xp 5672  df-rel 5673  df-cnv 5674  df-co 5675  df-dm 5676  df-rn 5677  df-res 5678  df-ima 5679  df-iota 6499  df-fun 6545  df-fv 6551  df-wlks 29986  df-trls 30077
This theorem is used by:  trlreslem  30084  trlres  30085  trlontrl  30095  pthiswlk  30111  pthdivtx  30113  dfpth2  30115  pthdifv  30116  spthdifv  30119  spthdep  30120  pthdepisspth  30121  usgr2trlspth  30147  crctisclwlk  30180  crctiswlk  30182  crctcshlem3  30205  crctcshwlk  30208  eupthiswlk  30600  eupthres  30603  trlsegvdeglem1  30608  eucrctshift  30631  upgrimtrlslem1  48710  upgrimtrlslem2  48711  upgrimtrls  48712
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