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Theorem difpreima 5612
Description: Preimage of a difference. (Contributed by Mario Carneiro, 14-Jun-2016.)
Assertion
Ref Expression
difpreima  |-  ( Fun 
F  ->  ( `' F " ( A  \  B ) )  =  ( ( `' F " A )  \  ( `' F " B ) ) )

Proof of Theorem difpreima
StepHypRef Expression
1 funcnvcnv 5247 . 2  |-  ( Fun 
F  ->  Fun  `' `' F )
2 imadif 5268 . 2  |-  ( Fun  `' `' F  ->  ( `' F " ( A 
\  B ) )  =  ( ( `' F " A ) 
\  ( `' F " B ) ) )
31, 2syl 14 1  |-  ( Fun 
F  ->  ( `' F " ( A  \  B ) )  =  ( ( `' F " A )  \  ( `' F " B ) ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    = wceq 1343    \ cdif 3113   `'ccnv 4603   "cima 4607   Fun wfun 5182
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-in1 604  ax-in2 605  ax-io 699  ax-5 1435  ax-7 1436  ax-gen 1437  ax-ie1 1481  ax-ie2 1482  ax-8 1492  ax-10 1493  ax-11 1494  ax-i12 1495  ax-bndl 1497  ax-4 1498  ax-17 1514  ax-i9 1518  ax-ial 1522  ax-i5r 1523  ax-14 2139  ax-ext 2147  ax-sep 4100  ax-pow 4153  ax-pr 4187
This theorem depends on definitions:  df-bi 116  df-3an 970  df-tru 1346  df-fal 1349  df-nf 1449  df-sb 1751  df-eu 2017  df-mo 2018  df-clab 2152  df-cleq 2158  df-clel 2161  df-nfc 2297  df-ral 2449  df-rex 2450  df-rab 2453  df-v 2728  df-dif 3118  df-un 3120  df-in 3122  df-ss 3129  df-pw 3561  df-sn 3582  df-pr 3583  df-op 3585  df-br 3983  df-opab 4044  df-id 4271  df-xp 4610  df-rel 4611  df-cnv 4612  df-co 4613  df-dm 4614  df-rn 4615  df-res 4616  df-ima 4617  df-fun 5190
This theorem is referenced by: (None)
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