ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  caovdi Unicode version

Theorem caovdi 6259
Description: Convert an operation distributive law to class notation. (Contributed by NM, 25-Aug-1995.) (Revised by Mario Carneiro, 28-Jun-2013.)
Hypotheses
Ref Expression
caovdi.1  |-  A  e. 
_V
caovdi.2  |-  B  e. 
_V
caovdi.3  |-  C  e. 
_V
caovdi.4  |-  ( x G ( y F z ) )  =  ( ( x G y ) F ( x G z ) )
Assertion
Ref Expression
caovdi  |-  ( A G ( B F C ) )  =  ( ( A G B ) F ( A G C ) )
Distinct variable groups:    x, y, z, A    x, B, y, z    x, C, y, z    x, F, y, z    x, G, y, z

Proof of Theorem caovdi
StepHypRef Expression
1 caovdi.1 . 2  |-  A  e. 
_V
2 caovdi.2 . 2  |-  B  e. 
_V
3 caovdi.3 . 2  |-  C  e. 
_V
4 tru 1406 . . 3  |- T.
5 caovdi.4 . . . . 5  |-  ( x G ( y F z ) )  =  ( ( x G y ) F ( x G z ) )
65a1i 9 . . . 4  |-  ( ( T.  /\  ( x  e.  _V  /\  y  e.  _V  /\  z  e. 
_V ) )  -> 
( x G ( y F z ) )  =  ( ( x G y ) F ( x G z ) ) )
76caovdig 6254 . . 3  |-  ( ( T.  /\  ( A  e.  _V  /\  B  e.  _V  /\  C  e. 
_V ) )  -> 
( A G ( B F C ) )  =  ( ( A G B ) F ( A G C ) ) )
84, 7mpan 428 . 2  |-  ( ( A  e.  _V  /\  B  e.  _V  /\  C  e.  _V )  ->  ( A G ( B F C ) )  =  ( ( A G B ) F ( A G C ) ) )
91, 2, 3, 8mp3an 1378 1  |-  ( A G ( B F C ) )  =  ( ( A G B ) F ( A G C ) )
Colors of variables: wff set class
Syntax hints:    /\ wa 104    /\ w3a 1009    = wceq 1402   T. wtru 1403    e. wcel 2209   _Vcvv 2821  (class class class)co 6075
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-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-ext 2220
This theorem depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ral 2533  df-rex 2534  df-v 2823  df-un 3224  df-sn 3711  df-pr 3712  df-op 3714  df-uni 3931  df-br 4126  df-iota 5332  df-fv 5380  df-ov 6078
This theorem is referenced by: (None)
  Copyright terms: Public domain W3C validator