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Theorem usgrausgrben 16050
Description: The equivalence of the definitions of a simple graph, expressed with the set of vertices and the set of edges. (Contributed by AV, 2-Jan-2020.) (Revised by AV, 15-Oct-2020.)
Hypotheses
Ref Expression
ausgr.1  |-  G  =  { <. v ,  e
>.  |  e  C_  { x  e.  ~P v  |  x  ~~  2o } }
ausgrusgri.1  |-  O  =  { f  |  f : dom  f -1-1-> ran  f }
Assertion
Ref Expression
usgrausgrben  |-  ( ( H  e.  W  /\  (iEdg `  H )  e.  O )  ->  (
(Vtx `  H ) G (Edg `  H )  <->  H  e. USGraph ) )
Distinct variable groups:    v, e, x, H    f, H    x, W
Allowed substitution hints:    G( x, v, e, f)    O( x, v, e, f)    W( v, e, f)

Proof of Theorem usgrausgrben
StepHypRef Expression
1 ausgr.1 . . . . . 6  |-  G  =  { <. v ,  e
>.  |  e  C_  { x  e.  ~P v  |  x  ~~  2o } }
2 ausgrusgri.1 . . . . . 6  |-  O  =  { f  |  f : dom  f -1-1-> ran  f }
31, 2ausgrusgrien 16049 . . . . 5  |-  ( ( H  e.  W  /\  (Vtx `  H ) G (Edg `  H )  /\  (iEdg `  H )  e.  O )  ->  H  e. USGraph )
433exp 1228 . . . 4  |-  ( H  e.  W  ->  (
(Vtx `  H ) G (Edg `  H )  ->  ( (iEdg `  H
)  e.  O  ->  H  e. USGraph ) )
)
54com23 78 . . 3  |-  ( H  e.  W  ->  (
(iEdg `  H )  e.  O  ->  ( (Vtx
`  H ) G (Edg `  H )  ->  H  e. USGraph ) )
)
65imp 124 . 2  |-  ( ( H  e.  W  /\  (iEdg `  H )  e.  O )  ->  (
(Vtx `  H ) G (Edg `  H )  ->  H  e. USGraph ) )
71usgrausgrien 16047 . 2  |-  ( H  e. USGraph  ->  (Vtx `  H
) G (Edg `  H ) )
86, 7impbid1 142 1  |-  ( ( H  e.  W  /\  (iEdg `  H )  e.  O )  ->  (
(Vtx `  H ) G (Edg `  H )  <->  H  e. USGraph ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    <-> wb 105    = wceq 1397    e. wcel 2202   {cab 2217   {crab 2514    C_ wss 3200   ~Pcpw 3652   class class class wbr 4088   {copab 4149   dom cdm 4725   ran crn 4726   -1-1->wf1 5323   ` cfv 5326   2oc2o 6579    ~~ cen 6910  Vtxcvtx 15890  iEdgciedg 15891  Edgcedg 15935  USGraphcusgr 16032
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 2204  ax-14 2205  ax-ext 2213  ax-sep 4207  ax-pow 4264  ax-pr 4299  ax-un 4530  ax-setind 4635  ax-cnex 8126  ax-resscn 8127  ax-1cn 8128  ax-1re 8129  ax-icn 8130  ax-addcl 8131  ax-addrcl 8132  ax-mulcl 8133  ax-addcom 8135  ax-mulcom 8136  ax-addass 8137  ax-mulass 8138  ax-distr 8139  ax-i2m1 8140  ax-1rid 8142  ax-0id 8143  ax-rnegex 8144  ax-cnre 8146
This theorem depends on definitions:  df-bi 117  df-3an 1006  df-tru 1400  df-fal 1403  df-nf 1509  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-ne 2403  df-ral 2515  df-rex 2516  df-reu 2517  df-rab 2519  df-v 2804  df-sbc 3032  df-csb 3128  df-dif 3202  df-un 3204  df-in 3206  df-ss 3213  df-if 3606  df-pw 3654  df-sn 3675  df-pr 3676  df-op 3678  df-uni 3894  df-int 3929  df-br 4089  df-opab 4151  df-mpt 4152  df-id 4390  df-xp 4731  df-rel 4732  df-cnv 4733  df-co 4734  df-dm 4735  df-rn 4736  df-res 4737  df-iota 5286  df-fun 5328  df-fn 5329  df-f 5330  df-f1 5331  df-fo 5332  df-fv 5334  df-riota 5974  df-ov 6024  df-oprab 6025  df-mpo 6026  df-1st 6306  df-2nd 6307  df-sub 8355  df-inn 9147  df-2 9205  df-3 9206  df-4 9207  df-5 9208  df-6 9209  df-7 9210  df-8 9211  df-9 9212  df-n0 9406  df-dec 9615  df-ndx 13106  df-slot 13107  df-base 13109  df-edgf 15883  df-vtx 15892  df-iedg 15893  df-edg 15936  df-usgren 16034
This theorem is referenced by: (None)
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