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Theorem trlsonwlkon 30057
Description: A trail between two vertices is a walk between these vertices. (Contributed by Alexander van der Vekens, 5-Nov-2017.) (Revised by AV, 7-Jan-2021.)
Assertion
Ref Expression
trlsonwlkon (𝐹(𝐴(TrailsOn‘𝐺)𝐵)𝑃𝐹(𝐴(WalksOn‘𝐺)𝐵)𝑃)

Proof of Theorem trlsonwlkon
StepHypRef Expression
1 eqid 2763 . . 3 (Vtx‘𝐺) = (Vtx‘𝐺)
21trlsonprop 30055 . 2 (𝐹(𝐴(TrailsOn‘𝐺)𝐵)𝑃 → ((𝐺 ∈ V ∧ 𝐴 ∈ (Vtx‘𝐺) ∧ 𝐵 ∈ (Vtx‘𝐺)) ∧ (𝐹 ∈ V ∧ 𝑃 ∈ V) ∧ (𝐹(𝐴(WalksOn‘𝐺)𝐵)𝑃𝐹(Trails‘𝐺)𝑃)))
3 simp3l 1220 . 2 (((𝐺 ∈ V ∧ 𝐴 ∈ (Vtx‘𝐺) ∧ 𝐵 ∈ (Vtx‘𝐺)) ∧ (𝐹 ∈ V ∧ 𝑃 ∈ V) ∧ (𝐹(𝐴(WalksOn‘𝐺)𝐵)𝑃𝐹(Trails‘𝐺)𝑃)) → 𝐹(𝐴(WalksOn‘𝐺)𝐵)𝑃)
42, 3syl 18 1 (𝐹(𝐴(TrailsOn‘𝐺)𝐵)𝑃𝐹(𝐴(WalksOn‘𝐺)𝐵)𝑃)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 400  w3a 1103  wcel 2143  Vcvv 3455   class class class wbr 5109  cfv 6536  (class class class)co 7410  Vtxcvtx 29346  WalksOncwlkson 29947  Trailsctrls 30038  TrailsOnctrlson 30039
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1825  ax-4 1839  ax-5 1940  ax-6 1997  ax-7 2038  ax-8 2145  ax-9 2153  ax-10 2176  ax-11 2192  ax-12 2213  ax-ext 2735  ax-rep 5238  ax-sep 5257  ax-nul 5269  ax-pow 5336  ax-pr 5404  ax-un 7732
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1810  df-nf 1814  df-sb 2097  df-mo 2567  df-eu 2597  df-clab 2742  df-cleq 2755  df-clel 2838  df-nfc 2912  df-ne 2959  df-ral 3080  df-rex 3090  df-reu 3370  df-rab 3417  df-v 3457  df-sbc 3745  df-csb 3854  df-dif 3908  df-un 3910  df-in 3912  df-ss 3922  df-nul 4287  df-if 4488  df-pw 4564  df-sn 4590  df-pr 4592  df-op 4596  df-uni 4873  df-iun 4958  df-br 5110  df-opab 5174  df-mpt 5193  df-id 5556  df-xp 5667  df-rel 5668  df-cnv 5669  df-co 5670  df-dm 5671  df-rn 5672  df-res 5673  df-ima 5674  df-iota 6492  df-fun 6538  df-fn 6539  df-f 6540  df-f1 6541  df-fo 6542  df-f1o 6543  df-fv 6544  df-ov 7413  df-oprab 7414  df-mpo 7415  df-1st 7982  df-2nd 7983  df-trlson 30041
This theorem is referenced by:  uhgrwkspth  30104  usgr2wlkspth  30108  wspthneq1eq2  30209  conngrv2edg  30546
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