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Theorem 3comr 1242
Description: Commutation in antecedent. Rotate right. (Contributed by NM, 28-Jan-1996.)
Hypothesis
Ref Expression
3exp.1 ((𝜑𝜓𝜒) → 𝜃)
Assertion
Ref Expression
3comr ((𝜒𝜑𝜓) → 𝜃)

Proof of Theorem 3comr
StepHypRef Expression
1 3exp.1 . . 3 ((𝜑𝜓𝜒) → 𝜃)
213coml 1241 . 2 ((𝜓𝜒𝜑) → 𝜃)
323coml 1241 1 ((𝜒𝜑𝜓) → 𝜃)
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:  nnacan  6785  le2tri3i  8435  ltaddsublt  8901  div12ap  9026  lemul12b  9193  zdivadd  9739  zdivmul  9740  elfz  10427  fzmmmeqm  10474  fzrev  10501  absdiflt  11873  absdifle  11874  dvds0lem  12584  dvdsmulc  12602  dvds2add  12608  dvds2sub  12609  dvdstr  12611  lcmdvds  12873  psmettri2  15478  xmettri2  15511
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