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Theorem pm3.35 329
Description: Conjunctive detachment. Theorem *3.35 of [WhiteheadRussell] p. 112. (Contributed by NM, 14-Dec-2002.)
Assertion
Ref Expression
pm3.35 ((𝜑 ∧ (𝜑𝜓)) → 𝜓)

Proof of Theorem pm3.35
StepHypRef Expression
1 pm2.27 35 . 2 (𝜑 → ((𝜑𝜓) → 𝜓))
21imp 115 1 ((𝜑 ∧ (𝜑𝜓)) → 𝜓)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 97
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 99  ax-ia2 100
This theorem is referenced by:  xordc1  1284  19.35-1  1515  ax9o  1588  sbequ8  1727  r19.29af2  2452  r19.29vva  2456  r19.35-1  2460  intab  3644
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