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Theorem simpri 448
Description: Inference eliminating a conjunct. (Contributed by NM, 15-Jun-1994.)
Hypothesis
Ref Expression
simpri.1 (φ ψ)
Assertion
Ref Expression
simpri ψ

Proof of Theorem simpri
StepHypRef Expression
1 simpri.1 . 2 (φ ψ)
2 simpr 447 . 2 ((φ ψ) → ψ)
31, 2ax-mp 5 1 ψ
Colors of variables: wff setvar class
Syntax hints:   wa 358
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 177  df-an 360
This theorem is referenced by:  nmembers1lem2  6269
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