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Theorem 3exp 1226
Description: Exportation inference. (Contributed by NM, 30-May-1994.)
Hypothesis
Ref Expression
3exp.1 ((𝜑𝜓𝜒) → 𝜃)
Assertion
Ref Expression
3exp (𝜑 → (𝜓 → (𝜒𝜃)))

Proof of Theorem 3exp
StepHypRef Expression
1 pm3.2an3 1200 . 2 (𝜑 → (𝜓 → (𝜒 → (𝜑𝜓𝜒))))
2 3exp.1 . 2 ((𝜑𝜓𝜒) → 𝜃)
31, 2syl8 71 1 (𝜑 → (𝜓 → (𝜒𝜃)))
Colors of variables: wff set class
Syntax hints:  wi 4  w3a 1002
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108
This theorem depends on definitions:  df-bi 117  df-3an 1004
This theorem is referenced by:  3expa  1227  3expb  1228  3expia  1229  3expib  1230  3com23  1233  3an1rs  1243  3exp1  1247  3expd  1248  exp5o  1250  syl3an2  1305  syl3an3  1306  syl2an23an  1333  3impexpbicomi  1482  rexlimdv3a  2650  rabssdv  3304  reupick2  3490  ssorduni  4579  tfisi  4679  fvssunirng  5644  f1oiso2  5957  poxp  6384  tfrlem5  6466  nndi  6640  nnmass  6641  findcard  7058  ac6sfi  7068  mulcanpig  7533  divgt0  9030  divge0  9031  uzind  9569  uzind2  9570  facavg  10980  prodfap0  12071  prodfrecap  12072  fprodabs  12142  dvdsmodexp  12321  dvdsaddre2b  12367  dvdsnprmd  12662  prmndvdsfaclt  12693  fermltl  12771  pceu  12833  mulgass2  14036  islss4  14361  rnglidlmcl  14459  fiinopn  14693  neipsm  14843  tpnei  14849  opnneiid  14853  neibl  15180  tgqioo  15244  gausslemma2dlem1a  15752  ausgrumgrien  15983  ausgrusgrien  15984  usgrausgrben  15985  ushgredgedg  16039  ushgredgedgloop  16041  wlkl1loop  16099
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