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Theorem umgrupgr 16099
Description: An undirected multigraph is an undirected pseudograph. (Contributed by AV, 25-Nov-2020.)
Assertion
Ref Expression
umgrupgr  |-  ( G  e. UMGraph  ->  G  e. UPGraph )

Proof of Theorem umgrupgr
Dummy variable  x is distinct from all other variables.
StepHypRef Expression
1 eqid 2232 . . . 4  |-  (Vtx `  G )  =  (Vtx
`  G )
2 eqid 2232 . . . 4  |-  (iEdg `  G )  =  (iEdg `  G )
31, 2umgrfen 16094 . . 3  |-  ( G  e. UMGraph  ->  (iEdg `  G
) : dom  (iEdg `  G ) --> { x  e.  ~P (Vtx `  G
)  |  x  ~~  2o } )
4 olc 719 . . . . . 6  |-  ( x 
~~  2o  ->  ( x 
~~  1o  \/  x  ~~  2o ) )
54a1i 9 . . . . 5  |-  ( x  e.  ~P (Vtx `  G )  ->  (
x  ~~  2o  ->  ( x  ~~  1o  \/  x  ~~  2o ) ) )
65ss2rabi 3319 . . . 4  |-  { x  e.  ~P (Vtx `  G
)  |  x  ~~  2o }  C_  { x  e.  ~P (Vtx `  G
)  |  ( x 
~~  1o  \/  x  ~~  2o ) }
76a1i 9 . . 3  |-  ( G  e. UMGraph  ->  { x  e. 
~P (Vtx `  G
)  |  x  ~~  2o }  C_  { x  e.  ~P (Vtx `  G
)  |  ( x 
~~  1o  \/  x  ~~  2o ) } )
83, 7fssd 5521 . 2  |-  ( G  e. UMGraph  ->  (iEdg `  G
) : dom  (iEdg `  G ) --> { x  e.  ~P (Vtx `  G
)  |  ( x 
~~  1o  \/  x  ~~  2o ) } )
91, 2isupgren 16082 . 2  |-  ( G  e. UMGraph  ->  ( G  e. UPGraph  <->  (iEdg `  G ) : dom  (iEdg `  G ) --> { x  e.  ~P (Vtx `  G )  |  ( x  ~~  1o  \/  x  ~~  2o ) } ) )
108, 9mpbird 167 1  |-  ( G  e. UMGraph  ->  G  e. UPGraph )
Colors of variables: wff set class
Syntax hints:    -> wi 4    \/ wo 716    e. wcel 2203   {crab 2524    C_ wss 3210   ~Pcpw 3668   class class class wbr 4108   dom cdm 4748   -->wf 5347   ` cfv 5351   1oc1o 6639   2oc2o 6640    ~~ cen 6972  Vtxcvtx 15999  iEdgciedg 16000  UPGraphcupgr 16078  UMGraphcumgr 16079
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 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2205  ax-14 2206  ax-ext 2214  ax-sep 4227  ax-pow 4286  ax-pr 4321  ax-un 4553  ax-setind 4658  ax-cnex 8217  ax-resscn 8218  ax-1cn 8219  ax-1re 8220  ax-icn 8221  ax-addcl 8222  ax-addrcl 8223  ax-mulcl 8224  ax-addcom 8226  ax-mulcom 8227  ax-addass 8228  ax-mulass 8229  ax-distr 8230  ax-i2m1 8231  ax-1rid 8233  ax-0id 8234  ax-rnegex 8235  ax-cnre 8237
This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1812  df-eu 2083  df-mo 2084  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ne 2413  df-ral 2525  df-rex 2526  df-reu 2527  df-rab 2529  df-v 2814  df-sbc 3042  df-csb 3138  df-dif 3212  df-un 3214  df-in 3216  df-ss 3223  df-if 3620  df-pw 3670  df-sn 3694  df-pr 3695  df-op 3697  df-uni 3914  df-int 3949  df-br 4109  df-opab 4171  df-mpt 4172  df-id 4413  df-xp 4754  df-rel 4755  df-cnv 4756  df-co 4757  df-dm 4758  df-rn 4759  df-res 4760  df-iota 5311  df-fun 5353  df-fn 5354  df-f 5355  df-fo 5357  df-fv 5359  df-riota 6002  df-ov 6052  df-oprab 6053  df-mpo 6054  df-1st 6333  df-2nd 6334  df-sub 8445  df-inn 9237  df-2 9295  df-3 9296  df-4 9297  df-5 9298  df-6 9299  df-7 9300  df-8 9301  df-9 9302  df-n0 9496  df-dec 9709  df-ndx 13207  df-slot 13208  df-base 13210  df-edgf 15992  df-vtx 16001  df-iedg 16002  df-upgren 16080  df-umgren 16081
This theorem is referenced by:  umgruhgr  16100  upgr0e  16106  umgrislfupgrdom  16118  vtxdumgrfival  16285  umgrwlknloop  16355  eupth2lem3lem4fi  16460  eupth2lem3lem7fi  16461  eupth2lem3fi  16463  konigsberglem5  16479
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