ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  imdistanda GIF version

Theorem imdistanda 452
Description: Distribution of implication with conjunction (deduction version with conjoined antecedent). (Contributed by Jeff Madsen, 19-Jun-2011.)
Hypothesis
Ref Expression
imdistanda.1 ((𝜑𝜓) → (𝜒𝜃))
Assertion
Ref Expression
imdistanda (𝜑 → ((𝜓𝜒) → (𝜓𝜃)))

Proof of Theorem imdistanda
StepHypRef Expression
1 imdistanda.1 . . 3 ((𝜑𝜓) → (𝜒𝜃))
21ex 115 . 2 (𝜑 → (𝜓 → (𝜒𝜃)))
32imdistand 451 1 (𝜑 → ((𝜓𝜒) → (𝜓𝜃)))
Colors of variables:    wff set class
This proof depends on syntax axioms:  wi 4  wa 104
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
This theorem is used by:  fzind  9763  uzss  9945  exbtwnzlemshrink  10685  rebtwn2zlemshrink  10690  cau3lem  11882  dvdsrvald  14402  dvdsrex  14407  iscnp4  15321  cnntr  15328
  Copyright terms: Public domain W3C validator