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Theorem mpsyl 59
Description: Modus ponens combined with a syllogism inference. (Contributed by Alan Sare, 20-Apr-2011.)
Hypotheses
Ref Expression
mpsyl.1
mpsyl.2
mpsyl.3
Assertion
Ref Expression
mpsyl

Proof of Theorem mpsyl
StepHypRef Expression
1 mpsyl.1 . . 3
21a1i 10 . 2
3 mpsyl.2 . 2
4 mpsyl.3 . 2
52, 3, 4sylc 56 1
Colors of variables: wff setvar class
Syntax hints:   wi 4
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7
This theorem is referenced by:  tbwlem1  1470  tbwlem2  1471  re1luk3  1477  merco1lem17  1498  re1tbw1  1510  a16g  1945  funmo  5125  foimacnv  5303  isoini2  5498
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