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Theorem opvtxov 15900
Description: The set of vertices of a graph represented as an ordered pair of vertices and indexed edges as operation value. (Contributed by AV, 21-Sep-2020.)
Assertion
Ref Expression
opvtxov  |-  ( ( V  e.  X  /\  E  e.  Y )  ->  ( VVtx E )  =  V )

Proof of Theorem opvtxov
StepHypRef Expression
1 df-ov 6023 . 2  |-  ( VVtx E )  =  (Vtx
`  <. V ,  E >. )
2 opvtxfv 15899 . 2  |-  ( ( V  e.  X  /\  E  e.  Y )  ->  (Vtx `  <. V ,  E >. )  =  V )
31, 2eqtrid 2275 1  |-  ( ( V  e.  X  /\  E  e.  Y )  ->  ( VVtx E )  =  V )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    = wceq 1397    e. wcel 2201   <.cop 3671   ` cfv 5325  (class class class)co 6020  Vtxcvtx 15889
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 619  ax-in2 620  ax-io 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-13 2203  ax-14 2204  ax-ext 2212  ax-sep 4206  ax-pow 4263  ax-pr 4298  ax-un 4529  ax-cnex 8125  ax-resscn 8126  ax-1re 8128  ax-addrcl 8131
This theorem depends on definitions:  df-bi 117  df-3an 1006  df-tru 1400  df-nf 1509  df-sb 1810  df-eu 2081  df-mo 2082  df-clab 2217  df-cleq 2223  df-clel 2226  df-nfc 2362  df-ral 2514  df-rex 2515  df-rab 2518  df-v 2803  df-sbc 3031  df-csb 3127  df-un 3203  df-in 3205  df-ss 3212  df-if 3605  df-pw 3653  df-sn 3674  df-pr 3675  df-op 3677  df-uni 3893  df-int 3928  df-br 4088  df-opab 4150  df-mpt 4151  df-id 4389  df-xp 4730  df-rel 4731  df-cnv 4732  df-co 4733  df-dm 4734  df-rn 4735  df-res 4736  df-iota 5285  df-fun 5327  df-fn 5328  df-f 5329  df-fo 5331  df-fv 5333  df-ov 6023  df-1st 6305  df-inn 9146  df-ndx 13105  df-slot 13106  df-base 13108  df-vtx 15891
This theorem is referenced by: (None)
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