MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  pthistrl Structured version   Visualization version   GIF version

Theorem pthistrl 29555
Description: A path is a trail (in an undirected graph). (Contributed by Alexander van der Vekens, 21-Oct-2017.) (Revised by AV, 9-Jan-2021.) (Proof shortened by AV, 30-Oct-2021.)
Assertion
Ref Expression
pthistrl (𝐹(Pathsβ€˜πΊ)𝑃 β†’ 𝐹(Trailsβ€˜πΊ)𝑃)

Proof of Theorem pthistrl
StepHypRef Expression
1 ispth 29553 . 2 (𝐹(Pathsβ€˜πΊ)𝑃 ↔ (𝐹(Trailsβ€˜πΊ)𝑃 ∧ Fun β—‘(𝑃 β†Ύ (1..^(β™―β€˜πΉ))) ∧ ((𝑃 β€œ {0, (β™―β€˜πΉ)}) ∩ (𝑃 β€œ (1..^(β™―β€˜πΉ)))) = βˆ…))
21simp1bi 1142 1 (𝐹(Pathsβ€˜πΊ)𝑃 β†’ 𝐹(Trailsβ€˜πΊ)𝑃)
Colors of variables: wff setvar class
Syntax hints:   β†’ wi 4   = wceq 1533   ∩ cin 3938  βˆ…c0 4316  {cpr 4624   class class class wbr 5141  β—‘ccnv 5669   β†Ύ cres 5672   β€œ cima 5673  Fun wfun 6535  β€˜cfv 6541  (class class class)co 7414  0cc0 11136  1c1 11137  ..^cfzo 13657  β™―chash 14319  Trailsctrls 29520  Pathscpths 29542
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1789  ax-4 1803  ax-5 1905  ax-6 1963  ax-7 2003  ax-8 2100  ax-9 2108  ax-10 2129  ax-11 2146  ax-12 2166  ax-ext 2696  ax-sep 5292  ax-nul 5299  ax-pr 5421
This theorem depends on definitions:  df-bi 206  df-an 395  df-or 846  df-3an 1086  df-tru 1536  df-fal 1546  df-ex 1774  df-nf 1778  df-sb 2060  df-mo 2528  df-eu 2557  df-clab 2703  df-cleq 2717  df-clel 2802  df-nfc 2877  df-ne 2931  df-ral 3052  df-rex 3061  df-rab 3420  df-v 3465  df-sbc 3769  df-csb 3885  df-dif 3942  df-un 3944  df-in 3946  df-ss 3956  df-nul 4317  df-if 4523  df-sn 4623  df-pr 4625  df-op 4629  df-uni 4902  df-br 5142  df-opab 5204  df-mpt 5225  df-id 5568  df-xp 5676  df-rel 5677  df-cnv 5678  df-co 5679  df-dm 5680  df-rn 5681  df-res 5682  df-ima 5683  df-iota 6493  df-fun 6543  df-fv 6549  df-ov 7417  df-trls 29522  df-pths 29546
This theorem is referenced by:  pthiswlk  29557  pthonpth  29578  isspthonpth  29579  usgr2trlspth  29591  usgr2pthspth  29592  cycliscrct  29629  spthcycl  34768
  Copyright terms: Public domain W3C validator