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Theorem ovif 7454
Description: Move a conditional outside of an operation. (Contributed by Thierry Arnoux, 25-Jan-2017.)
Assertion
Ref Expression
ovif (if(𝜑, 𝐴, 𝐵)𝐹𝐶) = if(𝜑, (𝐴𝐹𝐶), (𝐵𝐹𝐶))

Proof of Theorem ovif
StepHypRef Expression
1 oveq1 7363 . 2 (if(𝜑, 𝐴, 𝐵) = 𝐴 → (if(𝜑, 𝐴, 𝐵)𝐹𝐶) = (𝐴𝐹𝐶))
2 oveq1 7363 . 2 (if(𝜑, 𝐴, 𝐵) = 𝐵 → (if(𝜑, 𝐴, 𝐵)𝐹𝐶) = (𝐵𝐹𝐶))
31, 2ifsb 4468 1 (if(𝜑, 𝐴, 𝐵)𝐹𝐶) = if(𝜑, (𝐴𝐹𝐶), (𝐵𝐹𝐶))
Colors of variables: wff setvar class
Syntax hints:   = wceq 1547  ifcif 4454  (class class class)co 7356
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1802  ax-4 1816  ax-5 1917  ax-6 1974  ax-7 2015  ax-8 2121  ax-9 2129  ax-ext 2711
This theorem depends on definitions:  df-bi 208  df-an 397  df-or 854  df-3an 1094  df-tru 1550  df-fal 1560  df-ex 1787  df-sb 2074  df-clab 2718  df-cleq 2731  df-clel 2814  df-rab 3392  df-v 3433  df-dif 3886  df-un 3888  df-ss 3900  df-nul 4262  df-if 4455  df-sn 4556  df-pr 4558  df-op 4562  df-uni 4839  df-br 5073  df-iota 6441  df-fv 6493  df-ov 7359
This theorem is referenced by:  scmatscm  22496  pmatcollpwscmatlem1  22772  idpm2idmp  22784  monmat2matmon  22807  chmatval  22812  leibpi  26924  musumsum  27173  muinv  27174  dchrinvcl  27234  rpvmasum2  27493  padicabvcxp  27613  mplmulmvr  33723  pnfneige0  34135  plymulx0  34731  ftc1anclem6  38065  reabssgn  44080  sqrtcval  44085  linc0scn0  48914
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