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Theorem trliswlk 29625
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 29624 . 2 (𝐹(Trails‘𝐺)𝑃 ↔ (𝐹(Walks‘𝐺)𝑃 ∧ Fun 𝐹))
21simplbi 497 1 (𝐹(Trails‘𝐺)𝑃𝐹(Walks‘𝐺)𝑃)
Colors of variables: wff setvar class
Syntax hints:  wi 4   class class class wbr 5107  ccnv 5637  Fun wfun 6505  cfv 6511  Walkscwlks 29524  Trailsctrls 29618
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 5251  ax-nul 5261  ax-pr 5387
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  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 3406  df-v 3449  df-sbc 3754  df-csb 3863  df-dif 3917  df-un 3919  df-in 3921  df-ss 3931  df-nul 4297  df-if 4489  df-sn 4590  df-pr 4592  df-op 4596  df-uni 4872  df-br 5108  df-opab 5170  df-mpt 5189  df-id 5533  df-xp 5644  df-rel 5645  df-cnv 5646  df-co 5647  df-dm 5648  df-rn 5649  df-res 5650  df-ima 5651  df-iota 6464  df-fun 6513  df-fv 6519  df-wlks 29527  df-trls 29620
This theorem is referenced by:  trlreslem  29627  trlres  29628  trlontrl  29639  pthiswlk  29655  pthdivtx  29657  dfpth2  29659  pthdifv  29660  spthdifv  29663  spthdep  29664  pthdepisspth  29665  usgr2trlspth  29691  crctisclwlk  29724  crctiswlk  29726  crctcshlem3  29749  crctcshwlk  29752  eupthiswlk  30141  eupthres  30144  trlsegvdeglem1  30149  eucrctshift  30172  upgrimtrlslem1  47904  upgrimtrlslem2  47905  upgrimtrls  47906
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