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Theorem 3exp 1233
Description: Exportation inference. (Contributed by NM, 30-May-1994.)
Hypothesis
Ref Expression
3exp.1  |-  ( (
ph  /\  ps  /\  ch )  ->  th )
Assertion
Ref Expression
3exp  |-  ( ph  ->  ( ps  ->  ( ch  ->  th ) ) )

Proof of Theorem 3exp
StepHypRef Expression
1 pm3.2an3 1207 . 2  |-  ( ph  ->  ( ps  ->  ( ch  ->  ( ph  /\  ps  /\  ch ) ) ) )
2 3exp.1 . 2  |-  ( (
ph  /\  ps  /\  ch )  ->  th )
31, 2syl8 71 1  |-  ( ph  ->  ( ps  ->  ( ch  ->  th ) ) )
Colors of variables:    wff set class
This proof depends on syntax axioms:    -> wi 4    /\ w3a 1009
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108
This proof depends on definitions:  df-bi 117  df-3an 1011
This theorem is used by:  3expa  1234  3expb  1235  3expia  1236  3expib  1237  3com23  1240  3an1rs  1250  3exp1  1254  3expd  1255  exp5o  1257  syl3an2  1312  syl3an3  1313  syl2an23an  1340  3impexpbicomi  1489  rexlimdv3a  2670  rabssdv  3328  reupick2  3519  ssorduni  4634  tfisi  4734  fvssunirng  5710  f1oiso2  6033  poxp  6468  tfrlem5  6585  nndi  6759  nnmass  6760  findcard  7192  ac6sfi  7202  mulcanpig  7703  divgt0  9205  divge0  9206  uzind  9762  uzind2  9763  facavg  11200  prodfap0  12331  prodfrecap  12332  fprodabs  12402  dvdsmodexp  12581  dvdsaddre2b  12627  dvdsnprmd  12922  prmndvdsfaclt  12954  fermltl  13035  pceu  13097  mulgass2  14454  islss4  14810  rnglidlmcl  14908  fiinopn  15204  neipsm  15354  tpnei  15360  opnneiid  15364  neibl  15691  tgqioo  15755  bcmono  16278  gausslemma2dlem1a  16356  ausgrumgrien  16590  ausgrusgrien  16591  usgrausgrben  16592  ushgredgedg  16646  ushgredgedgloop  16648  wlkl1loop  16778
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