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Theorem simp3ll 1240
Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012.)
Assertion
Ref Expression
simp3ll ((𝜃𝜏 ∧ ((𝜑𝜓) ∧ 𝜒)) → 𝜑)

Proof of Theorem simp3ll
StepHypRef Expression
1 simpll 765 . 2 (((𝜑𝜓) ∧ 𝜒) → 𝜑)
213ad2ant3 1131 1 ((𝜃𝜏 ∧ ((𝜑𝜓) ∧ 𝜒)) → 𝜑)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 398  w3a 1083
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 209  df-an 399  df-3an 1085
This theorem is referenced by:  f1oiso2  7107  omeu  8213  ntrivcvgmul  15260  tsmsxp  22765  tgqioo  23410  ovolunlem2  24101  plyadd  24809  plymul  24810  coeeu  24817  tghilberti2  26426  nosupbnd1lem2  33211  btwnconn1lem2  33551  btwnconn1lem3  33552  btwnconn1lem12  33561  athgt  36594  2llnjN  36705  4atlem12b  36749  lncmp  36921  cdlema2N  36930  cdlemc2  37330  cdleme5  37378  cdleme11a  37398  cdleme21ct  37467  cdleme21  37475  cdleme22eALTN  37483  cdleme24  37490  cdleme27cl  37504  cdleme27a  37505  cdleme28  37511  cdleme36a  37598  cdleme42b  37616  cdleme48fvg  37638  cdlemf  37701  cdlemk39  38054  cdlemkid1  38060  dihlsscpre  38372  dihord4  38396  dihord5apre  38400  dihmeetlem20N  38464  mapdh9a  38927  pellex  39439  jm2.27  39612
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