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Theorem cnntri 15325
Description: Property of the preimage of an interior. (Contributed by Mario Carneiro, 25-Aug-2015.)
Hypothesis
Ref Expression
cncls2i.1  |-  Y  = 
U. K
Assertion
Ref Expression
cnntri  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  -> 
( `' F "
( ( int `  K
) `  S )
)  C_  ( ( int `  J ) `  ( `' F " S ) ) )

Proof of Theorem cnntri
StepHypRef Expression
1 cntop1 15302 . . 3  |-  ( F  e.  ( J  Cn  K )  ->  J  e.  Top )
21adantr 276 . 2  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  ->  J  e.  Top )
3 cnvimass 5150 . . 3  |-  ( `' F " S ) 
C_  dom  F
4 eqid 2238 . . . . . 6  |-  U. J  =  U. J
5 cncls2i.1 . . . . . 6  |-  Y  = 
U. K
64, 5cnf 15305 . . . . 5  |-  ( F  e.  ( J  Cn  K )  ->  F : U. J --> Y )
76fdmd 5540 . . . 4  |-  ( F  e.  ( J  Cn  K )  ->  dom  F  =  U. J )
87adantr 276 . . 3  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  ->  dom  F  =  U. J
)
93, 8sseqtrid 3298 . 2  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  -> 
( `' F " S )  C_  U. J
)
10 cntop2 15303 . . . 4  |-  ( F  e.  ( J  Cn  K )  ->  K  e.  Top )
115ntropn 15218 . . . 4  |-  ( ( K  e.  Top  /\  S  C_  Y )  -> 
( ( int `  K
) `  S )  e.  K )
1210, 11sylan 283 . . 3  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  -> 
( ( int `  K
) `  S )  e.  K )
13 cnima 15321 . . 3  |-  ( ( F  e.  ( J  Cn  K )  /\  ( ( int `  K
) `  S )  e.  K )  ->  ( `' F " ( ( int `  K ) `
 S ) )  e.  J )
1412, 13syldan 282 . 2  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  -> 
( `' F "
( ( int `  K
) `  S )
)  e.  J )
155ntrss2 15222 . . . 4  |-  ( ( K  e.  Top  /\  S  C_  Y )  -> 
( ( int `  K
) `  S )  C_  S )
1610, 15sylan 283 . . 3  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  -> 
( ( int `  K
) `  S )  C_  S )
17 imass2 5163 . . 3  |-  ( ( ( int `  K
) `  S )  C_  S  ->  ( `' F " ( ( int `  K ) `  S
) )  C_  ( `' F " S ) )
1816, 17syl 14 . 2  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  -> 
( `' F "
( ( int `  K
) `  S )
)  C_  ( `' F " S ) )
194ssntr 15223 . 2  |-  ( ( ( J  e.  Top  /\  ( `' F " S )  C_  U. J
)  /\  ( ( `' F " ( ( int `  K ) `
 S ) )  e.  J  /\  ( `' F " ( ( int `  K ) `
 S ) ) 
C_  ( `' F " S ) ) )  ->  ( `' F " ( ( int `  K
) `  S )
)  C_  ( ( int `  J ) `  ( `' F " S ) ) )
202, 9, 14, 18, 19syl22anc 1279 1  |-  ( ( F  e.  ( J  Cn  K )  /\  S  C_  Y )  -> 
( `' F "
( ( int `  K
) `  S )
)  C_  ( ( int `  J ) `  ( `' F " S ) ) )
Colors of variables:    wff set class
This proof depends on syntax axioms:    -> wi 4    /\ wa 104    = wceq 1402    e. wcel 2209    C_ wss 3220   U.cuni 3935   `'ccnv 4773   dom cdm 4774   "cima 4777   ` cfv 5377  (class class class)co 6085   Topctop 15098   intcnt 15194    Cn ccn 15286
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-coll 4246  ax-sep 4249  ax-pow 4311  ax-pr 4346  ax-un 4578  ax-setind 4684
This proof depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-ral 2533  df-rex 2534  df-reu 2535  df-rab 2537  df-v 2823  df-sbc 3052  df-csb 3148  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-pw 3690  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-iun 4014  df-br 4131  df-opab 4193  df-mpt 4194  df-id 4438  df-xp 4780  df-rel 4781  df-cnv 4782  df-co 4783  df-dm 4784  df-rn 4785  df-res 4786  df-ima 4787  df-iota 5337  df-fun 5379  df-fn 5380  df-f 5381  df-f1 5382  df-fo 5383  df-f1o 5384  df-fv 5385  df-ov 6088  df-oprab 6089  df-mpo 6090  df-1st 6374  df-2nd 6375  df-map 6924  df-top 15099  df-topon 15112  df-ntr 15197  df-cn 15289
This theorem is used by:  cnntr  15326  hmeontr  15414
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