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Theorem uspgrupgr 16059
Description: A simple pseudograph is an undirected pseudograph. (Contributed by Alexander van der Vekens, 10-Aug-2017.) (Revised by AV, 15-Oct-2020.)
Assertion
Ref Expression
uspgrupgr  |-  ( G  e. USPGraph  ->  G  e. UPGraph )

Proof of Theorem uspgrupgr
Dummy variable  x is distinct from all other variables.
StepHypRef Expression
1 eqid 2231 . . . . 5  |-  (Vtx `  G )  =  (Vtx
`  G )
2 eqid 2231 . . . . 5  |-  (iEdg `  G )  =  (iEdg `  G )
31, 2isuspgren 16035 . . . 4  |-  ( G  e. USPGraph  ->  ( G  e. USPGraph  <->  (iEdg `  G ) : dom  (iEdg `  G ) -1-1-> {
x  e.  ~P (Vtx `  G )  |  ( x  ~~  1o  \/  x  ~~  2o ) } ) )
4 f1f 5543 . . . 4  |-  ( (iEdg `  G ) : dom  (iEdg `  G ) -1-1-> {
x  e.  ~P (Vtx `  G )  |  ( x  ~~  1o  \/  x  ~~  2o ) }  ->  (iEdg `  G
) : dom  (iEdg `  G ) --> { x  e.  ~P (Vtx `  G
)  |  ( x 
~~  1o  \/  x  ~~  2o ) } )
53, 4biimtrdi 163 . . 3  |-  ( G  e. USPGraph  ->  ( G  e. USPGraph  ->  (iEdg `  G ) : dom  (iEdg `  G
) --> { x  e. 
~P (Vtx `  G
)  |  ( x 
~~  1o  \/  x  ~~  2o ) } ) )
61, 2isupgren 15973 . . 3  |-  ( G  e. USPGraph  ->  ( G  e. UPGraph  <->  (iEdg `  G ) : dom  (iEdg `  G ) --> { x  e.  ~P (Vtx `  G )  |  ( x  ~~  1o  \/  x  ~~  2o ) } ) )
75, 6sylibrd 169 . 2  |-  ( G  e. USPGraph  ->  ( G  e. USPGraph  ->  G  e. UPGraph ) )
87pm2.43i 49 1  |-  ( G  e. USPGraph  ->  G  e. UPGraph )
Colors of variables: wff set class
Syntax hints:    -> wi 4    \/ wo 715    e. wcel 2202   {crab 2514   ~Pcpw 3652   class class class wbr 4088   dom cdm 4725   -->wf 5322   -1-1->wf1 5323   ` cfv 5326   1oc1o 6578   2oc2o 6579    ~~ cen 6910  Vtxcvtx 15890  iEdgciedg 15891  UPGraphcupgr 15969  USPGraphcuspgr 16031
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-upgren 15971  df-uspgren 16033
This theorem is referenced by:  uspgrupgrushgr  16060  uspgruhgr  16065  usgrupgr  16066  uspgrun  16069  uspgrunop  16070  uspgredg2vtxeu  16096  vtxduspgrfvedgfilem  16178  vtxduspgrfvedgfi  16179  1loopgrvd0fi  16184  uspgr2wlkeq  16243
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