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Theorem subupgr 16197
Description: A subgraph of a pseudograph is a pseudograph. (Contributed by AV, 16-Nov-2020.) (Proof shortened by AV, 21-Nov-2020.)
Assertion
Ref Expression
subupgr  |-  ( ( G  e. UPGraph  /\  S SubGraph  G )  ->  S  e. UPGraph )

Proof of Theorem subupgr
Dummy variables  x  j  s  e are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2231 . . . 4  |-  (Vtx `  S )  =  (Vtx
`  S )
2 eqid 2231 . . . 4  |-  (Vtx `  G )  =  (Vtx
`  G )
3 eqid 2231 . . . 4  |-  (iEdg `  S )  =  (iEdg `  S )
4 eqid 2231 . . . 4  |-  (iEdg `  G )  =  (iEdg `  G )
5 eqid 2231 . . . 4  |-  (Edg `  S )  =  (Edg
`  S )
61, 2, 3, 4, 5subgrprop2 16184 . . 3  |-  ( S SubGraph  G  ->  ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) ) )
7 upgruhgr 16035 . . . . . . . . . . 11  |-  ( G  e. UPGraph  ->  G  e. UHGraph )
8 subgruhgrfun 16192 . . . . . . . . . . 11  |-  ( ( G  e. UHGraph  /\  S SubGraph  G )  ->  Fun  (iEdg `  S
) )
97, 8sylan 283 . . . . . . . . . 10  |-  ( ( G  e. UPGraph  /\  S SubGraph  G )  ->  Fun  (iEdg `  S
) )
109ancoms 268 . . . . . . . . 9  |-  ( ( S SubGraph  G  /\  G  e. UPGraph )  ->  Fun  (iEdg `  S
) )
1110funfnd 5364 . . . . . . . 8  |-  ( ( S SubGraph  G  /\  G  e. UPGraph )  ->  (iEdg `  S
)  Fn  dom  (iEdg `  S ) )
1211adantl 277 . . . . . . 7  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  (iEdg `  S )  Fn  dom  (iEdg `  S ) )
13 breq1 4096 . . . . . . . . . . 11  |-  ( e  =  ( (iEdg `  S ) `  x
)  ->  ( e  ~~  1o  <->  ( (iEdg `  S ) `  x
)  ~~  1o )
)
14 breq1 4096 . . . . . . . . . . 11  |-  ( e  =  ( (iEdg `  S ) `  x
)  ->  ( e  ~~  2o  <->  ( (iEdg `  S ) `  x
)  ~~  2o )
)
1513, 14orbi12d 801 . . . . . . . . . 10  |-  ( e  =  ( (iEdg `  S ) `  x
)  ->  ( (
e  ~~  1o  \/  e  ~~  2o )  <->  ( (
(iEdg `  S ) `  x )  ~~  1o  \/  ( (iEdg `  S
) `  x )  ~~  2o ) ) )
167anim2i 342 . . . . . . . . . . . . . . 15  |-  ( ( S SubGraph  G  /\  G  e. UPGraph )  ->  ( S SubGraph  G  /\  G  e. UHGraph ) )
1716adantl 277 . . . . . . . . . . . . . 14  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  ( S SubGraph  G  /\  G  e. UHGraph ) )
1817ancomd 267 . . . . . . . . . . . . 13  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  ( G  e. UHGraph  /\  S SubGraph  G ) )
1918anim1i 340 . . . . . . . . . . . 12  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( ( G  e. UHGraph  /\  S SubGraph  G )  /\  x  e.  dom  (iEdg `  S ) ) )
2019simplld 528 . . . . . . . . . . 11  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  G  e. UHGraph )
21 simpl 109 . . . . . . . . . . . . 13  |-  ( ( S SubGraph  G  /\  G  e. UPGraph )  ->  S SubGraph  G )
2221adantl 277 . . . . . . . . . . . 12  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  S SubGraph  G )
2322adantr 276 . . . . . . . . . . 11  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  S SubGraph  G )
24 simpr 110 . . . . . . . . . . 11  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  x  e.  dom  (iEdg `  S ) )
251, 3, 20, 23, 24subgruhgredgdm 16194 . . . . . . . . . 10  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( (iEdg `  S ) `  x
)  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s } )
26 subgreldmiedg 16193 . . . . . . . . . . . . . . 15  |-  ( ( S SubGraph  G  /\  x  e.  dom  (iEdg `  S
) )  ->  x  e.  dom  (iEdg `  G
) )
2726ex 115 . . . . . . . . . . . . . 14  |-  ( S SubGraph  G  ->  ( x  e. 
dom  (iEdg `  S )  ->  x  e.  dom  (iEdg `  G ) ) )
2827ad2antrl 490 . . . . . . . . . . . . 13  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  (
x  e.  dom  (iEdg `  S )  ->  x  e.  dom  (iEdg `  G
) ) )
29 simpr 110 . . . . . . . . . . . . . . . 16  |-  ( ( x  e.  dom  (iEdg `  G )  /\  G  e. UPGraph )  ->  G  e. UPGraph )
304uhgrfun 16001 . . . . . . . . . . . . . . . . . . 19  |-  ( G  e. UHGraph  ->  Fun  (iEdg `  G
) )
317, 30syl 14 . . . . . . . . . . . . . . . . . 18  |-  ( G  e. UPGraph  ->  Fun  (iEdg `  G
) )
3231funfnd 5364 . . . . . . . . . . . . . . . . 17  |-  ( G  e. UPGraph  ->  (iEdg `  G
)  Fn  dom  (iEdg `  G ) )
3332adantl 277 . . . . . . . . . . . . . . . 16  |-  ( ( x  e.  dom  (iEdg `  G )  /\  G  e. UPGraph )  ->  (iEdg `  G
)  Fn  dom  (iEdg `  G ) )
34 simpl 109 . . . . . . . . . . . . . . . 16  |-  ( ( x  e.  dom  (iEdg `  G )  /\  G  e. UPGraph )  ->  x  e.  dom  (iEdg `  G )
)
352, 4upgr1or2 16025 . . . . . . . . . . . . . . . 16  |-  ( ( G  e. UPGraph  /\  (iEdg `  G )  Fn  dom  (iEdg `  G )  /\  x  e.  dom  (iEdg `  G ) )  -> 
( ( (iEdg `  G ) `  x
)  ~~  1o  \/  ( (iEdg `  G ) `  x )  ~~  2o ) )
3629, 33, 34, 35syl3anc 1274 . . . . . . . . . . . . . . 15  |-  ( ( x  e.  dom  (iEdg `  G )  /\  G  e. UPGraph )  ->  ( (
(iEdg `  G ) `  x )  ~~  1o  \/  ( (iEdg `  G
) `  x )  ~~  2o ) )
3736expcom 116 . . . . . . . . . . . . . 14  |-  ( G  e. UPGraph  ->  ( x  e. 
dom  (iEdg `  G )  ->  ( ( (iEdg `  G ) `  x
)  ~~  1o  \/  ( (iEdg `  G ) `  x )  ~~  2o ) ) )
3837ad2antll 491 . . . . . . . . . . . . 13  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  (
x  e.  dom  (iEdg `  G )  ->  (
( (iEdg `  G
) `  x )  ~~  1o  \/  ( (iEdg `  G ) `  x
)  ~~  2o )
) )
3928, 38syld 45 . . . . . . . . . . . 12  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  (
x  e.  dom  (iEdg `  S )  ->  (
( (iEdg `  G
) `  x )  ~~  1o  \/  ( (iEdg `  G ) `  x
)  ~~  2o )
) )
4039imp 124 . . . . . . . . . . 11  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( ( (iEdg `  G ) `  x
)  ~~  1o  \/  ( (iEdg `  G ) `  x )  ~~  2o ) )
4131ad2antll 491 . . . . . . . . . . . . . . . 16  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  Fun  (iEdg `  G ) )
4241adantr 276 . . . . . . . . . . . . . . 15  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  Fun  (iEdg `  G
) )
43 simpll2 1064 . . . . . . . . . . . . . . 15  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  (iEdg `  S
)  C_  (iEdg `  G
) )
44 funssfv 5674 . . . . . . . . . . . . . . 15  |-  ( ( Fun  (iEdg `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  x  e.  dom  (iEdg `  S )
)  ->  ( (iEdg `  G ) `  x
)  =  ( (iEdg `  S ) `  x
) )
4542, 43, 24, 44syl3anc 1274 . . . . . . . . . . . . . 14  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( (iEdg `  G ) `  x
)  =  ( (iEdg `  S ) `  x
) )
4645eqcomd 2237 . . . . . . . . . . . . 13  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( (iEdg `  S ) `  x
)  =  ( (iEdg `  G ) `  x
) )
4746breq1d 4103 . . . . . . . . . . . 12  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( ( (iEdg `  S ) `  x
)  ~~  1o  <->  ( (iEdg `  G ) `  x
)  ~~  1o )
)
4846breq1d 4103 . . . . . . . . . . . 12  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( ( (iEdg `  S ) `  x
)  ~~  2o  <->  ( (iEdg `  G ) `  x
)  ~~  2o )
)
4947, 48orbi12d 801 . . . . . . . . . . 11  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( ( ( (iEdg `  S ) `  x )  ~~  1o  \/  ( (iEdg `  S
) `  x )  ~~  2o )  <->  ( (
(iEdg `  G ) `  x )  ~~  1o  \/  ( (iEdg `  G
) `  x )  ~~  2o ) ) )
5040, 49mpbird 167 . . . . . . . . . 10  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( ( (iEdg `  S ) `  x
)  ~~  1o  \/  ( (iEdg `  S ) `  x )  ~~  2o ) )
5115, 25, 50elrabd 2965 . . . . . . . . 9  |-  ( ( ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  /\  x  e.  dom  (iEdg `  S ) )  ->  ( (iEdg `  S ) `  x
)  e.  { e  e.  { s  e. 
~P (Vtx `  S
)  |  E. j 
j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) } )
5251ralrimiva 2606 . . . . . . . 8  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  A. x  e.  dom  (iEdg `  S
) ( (iEdg `  S ) `  x
)  e.  { e  e.  { s  e. 
~P (Vtx `  S
)  |  E. j 
j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) } )
53 fnfvrnss 5815 . . . . . . . 8  |-  ( ( (iEdg `  S )  Fn  dom  (iEdg `  S
)  /\  A. x  e.  dom  (iEdg `  S
) ( (iEdg `  S ) `  x
)  e.  { e  e.  { s  e. 
~P (Vtx `  S
)  |  E. j 
j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) } )  ->  ran  (iEdg `  S )  C_  { e  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) } )
5412, 52, 53syl2anc 411 . . . . . . 7  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  ran  (iEdg `  S )  C_  { e  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) } )
55 df-f 5337 . . . . . . 7  |-  ( (iEdg `  S ) : dom  (iEdg `  S ) --> { e  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) }  <->  ( (iEdg `  S )  Fn  dom  (iEdg `  S )  /\  ran  (iEdg `  S )  C_ 
{ e  e.  {
s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) } ) )
5612, 54, 55sylanbrc 417 . . . . . 6  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  (iEdg `  S ) : dom  (iEdg `  S ) --> { e  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) } )
57 sspw1or2 7446 . . . . . . 7  |-  { e  e.  { s  e. 
~P (Vtx `  S
)  |  E. j 
j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) }  =  {
e  e.  ~P (Vtx `  S )  |  ( e  ~~  1o  \/  e  ~~  2o ) }
58 feq3 5474 . . . . . . 7  |-  ( { e  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) }  =  {
e  e.  ~P (Vtx `  S )  |  ( e  ~~  1o  \/  e  ~~  2o ) }  ->  ( (iEdg `  S ) : dom  (iEdg `  S ) --> { e  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) }  <->  (iEdg `  S
) : dom  (iEdg `  S ) --> { e  e.  ~P (Vtx `  S )  |  ( e  ~~  1o  \/  e  ~~  2o ) } ) )
5957, 58ax-mp 5 . . . . . 6  |-  ( (iEdg `  S ) : dom  (iEdg `  S ) --> { e  e.  { s  e.  ~P (Vtx `  S )  |  E. j  j  e.  s }  |  ( e  ~~  1o  \/  e  ~~  2o ) }  <->  (iEdg `  S
) : dom  (iEdg `  S ) --> { e  e.  ~P (Vtx `  S )  |  ( e  ~~  1o  \/  e  ~~  2o ) } )
6056, 59sylib 122 . . . . 5  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  (iEdg `  S ) : dom  (iEdg `  S ) --> { e  e.  ~P (Vtx `  S )  |  ( e  ~~  1o  \/  e  ~~  2o ) } )
61 subgrv 16180 . . . . . . 7  |-  ( S SubGraph  G  ->  ( S  e. 
_V  /\  G  e.  _V ) )
621, 3isupgren 16019 . . . . . . . 8  |-  ( S  e.  _V  ->  ( S  e. UPGraph  <->  (iEdg `  S ) : dom  (iEdg `  S
) --> { e  e. 
~P (Vtx `  S
)  |  ( e 
~~  1o  \/  e  ~~  2o ) } ) )
6362adantr 276 . . . . . . 7  |-  ( ( S  e.  _V  /\  G  e.  _V )  ->  ( S  e. UPGraph  <->  (iEdg `  S
) : dom  (iEdg `  S ) --> { e  e.  ~P (Vtx `  S )  |  ( e  ~~  1o  \/  e  ~~  2o ) } ) )
6461, 63syl 14 . . . . . 6  |-  ( S SubGraph  G  ->  ( S  e. UPGraph  <->  (iEdg `  S ) : dom  (iEdg `  S ) --> { e  e.  ~P (Vtx `  S )  |  ( e  ~~  1o  \/  e  ~~  2o ) } ) )
6564ad2antrl 490 . . . . 5  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  ( S  e. UPGraph  <->  (iEdg `  S ) : dom  (iEdg `  S
) --> { e  e. 
~P (Vtx `  S
)  |  ( e 
~~  1o  \/  e  ~~  2o ) } ) )
6660, 65mpbird 167 . . . 4  |-  ( ( ( (Vtx `  S
)  C_  (Vtx `  G
)  /\  (iEdg `  S
)  C_  (iEdg `  G
)  /\  (Edg `  S
)  C_  ~P (Vtx `  S ) )  /\  ( S SubGraph  G  /\  G  e. UPGraph ) )  ->  S  e. UPGraph )
6766ex 115 . . 3  |-  ( ( (Vtx `  S )  C_  (Vtx `  G )  /\  (iEdg `  S )  C_  (iEdg `  G )  /\  (Edg `  S )  C_ 
~P (Vtx `  S
) )  ->  (
( S SubGraph  G  /\  G  e. UPGraph )  ->  S  e. UPGraph ) )
686, 67syl 14 . 2  |-  ( S SubGraph  G  ->  ( ( S SubGraph  G  /\  G  e. UPGraph )  ->  S  e. UPGraph ) )
6968anabsi8 584 1  |-  ( ( G  e. UPGraph  /\  S SubGraph  G )  ->  S  e. UPGraph )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    <-> wb 105    \/ wo 716    /\ w3a 1005    = wceq 1398   E.wex 1541    e. wcel 2202   A.wral 2511   {crab 2515   _Vcvv 2803    C_ wss 3201   ~Pcpw 3656   class class class wbr 4093   dom cdm 4731   ran crn 4732   Fun wfun 5327    Fn wfn 5328   -->wf 5329   ` cfv 5333   1oc1o 6618   2oc2o 6619    ~~ cen 6950  Vtxcvtx 15936  iEdgciedg 15937  Edgcedg 15981  UHGraphcuhgr 15991  UPGraphcupgr 16015   SubGraph csubgr 16177
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 2204  ax-14 2205  ax-ext 2213  ax-sep 4212  ax-nul 4220  ax-pow 4270  ax-pr 4305  ax-un 4536  ax-setind 4641  ax-cnex 8166  ax-resscn 8167  ax-1cn 8168  ax-1re 8169  ax-icn 8170  ax-addcl 8171  ax-addrcl 8172  ax-mulcl 8173  ax-addcom 8175  ax-mulcom 8176  ax-addass 8177  ax-mulass 8178  ax-distr 8179  ax-i2m1 8180  ax-1rid 8182  ax-0id 8183  ax-rnegex 8184  ax-cnre 8186
This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2364  df-ne 2404  df-ral 2516  df-rex 2517  df-reu 2518  df-rab 2520  df-v 2805  df-sbc 3033  df-csb 3129  df-dif 3203  df-un 3205  df-in 3207  df-ss 3214  df-nul 3497  df-if 3608  df-pw 3658  df-sn 3679  df-pr 3680  df-op 3682  df-uni 3899  df-int 3934  df-br 4094  df-opab 4156  df-mpt 4157  df-tr 4193  df-id 4396  df-iord 4469  df-on 4471  df-suc 4474  df-xp 4737  df-rel 4738  df-cnv 4739  df-co 4740  df-dm 4741  df-rn 4742  df-res 4743  df-ima 4744  df-iota 5293  df-fun 5335  df-fn 5336  df-f 5337  df-f1 5338  df-fo 5339  df-f1o 5340  df-fv 5341  df-riota 5981  df-ov 6031  df-oprab 6032  df-mpo 6033  df-1st 6312  df-2nd 6313  df-1o 6625  df-2o 6626  df-en 6953  df-sub 8394  df-inn 9186  df-2 9244  df-3 9245  df-4 9246  df-5 9247  df-6 9248  df-7 9249  df-8 9250  df-9 9251  df-n0 9445  df-dec 9656  df-ndx 13148  df-slot 13149  df-base 13151  df-edgf 15929  df-vtx 15938  df-iedg 15939  df-edg 15982  df-uhgrm 15993  df-upgren 16017  df-subgr 16178
This theorem is referenced by:  upgrspan  16203
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