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Theorem syl3an3b 1223
 Description: A syllogism inference. (Contributed by NM, 22-Aug-1995.)
Hypotheses
Ref Expression
syl3an3b.1
syl3an3b.2
Assertion
Ref Expression
syl3an3b

Proof of Theorem syl3an3b
StepHypRef Expression
1 syl3an3b.1 . . 3
21biimpi 188 . 2
3 syl3an3b.2 . 2
42, 3syl3an3 1220 1
 Colors of variables: wff set class Syntax hints:   wi 4   wb 178   w3a 937 This theorem is referenced by:  fresaunres1  5645  fvun2  5824  nnmsucr  6897  xrlttr  10764  iccdil  11065  icccntr  11067  absexpz  12141  posglbd  14607  isdrngd  15891  unicld  17141  2ndcdisj2  17551  logrec  20692  cdj3lem3  23972  f1omvdco3  27407  stoweidlem14  27777  bnj563  29209  bnj1033  29436 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8 This theorem depends on definitions:  df-bi 179  df-an 362  df-3an 939
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