Theorem mpani 430

Description: An inference based on modus ponens. (Contributed by NM, 10-Apr-1994.) (Proof shortened by Wolf Lammen, 19-Nov-2012.)

Hypotheses

Ref	Expression
mpani.1	⊢ 𝜓
mpani.2	⊢ (𝜑 → ((𝜓 ∧ 𝜒) → 𝜃))

Assertion

Ref	Expression
mpani	⊢ (𝜑 → (𝜒 → 𝜃))

Proof of Theorem mpani

Step	Hyp	Ref	Expression
1		mpani.1	. . 3 ⊢ 𝜓
2	1	a1i 9	. 2 ⊢ (𝜑 → 𝜓)
3		mpani.2	. 2 ⊢ (𝜑 → ((𝜓 ∧ 𝜒) → 𝜃))
4	2, 3	mpand 429	1 ⊢ (𝜑 → (𝜒 → 𝜃))

Syntax hints:   → wi 4   ∧ wa 104

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108

This theorem depends on definitions:  df-bi 117

This theorem is referenced by:  mp2ani  432  mulgt1  9026  recgt1i  9061  recreclt  9063  nngt0  9151  nnrecgt0  9164  elnnnn0c  9430  elnnz1  9485  recnz  9556  uz3m2nn  9785  ledivge1le  9939  expubnd  10835  expnbnd  10902  expnlbnd  10903  sin02gt0  12296  oddge22np1  12413  dvdsnprmd  12668  reeff1olem  15466  sinq12gt0  15525  logdivlti  15576  gausslemma2dlem4  15764