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Axiom ax-ia2 99
Description: Right 'and' elimination. Axiom 2 of 10 for intuitionistic logic.
Assertion
Ref Expression
ax-ia2 ((φ ψ) → ψ)

Detailed syntax breakdown of Axiom ax-ia2
StepHypRef Expression
1 wph . . 3 wff φ
2 wps . . 3 wff ψ
31, 2wa 96 . 2 wff (φ ψ)
43, 2wi 4 1 wff ((φ ψ) → ψ)
Colors of variables: wff set class
This axiom is referenced by:  simpr  102
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