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Theorem jad 154
Description: Deduction form of ja 153. (Contributed by Scott Fenton, 13-Dec-2010.) (Proof shortened by Andrew Salmon, 17-Sep-2011.)
Hypotheses
Ref Expression
jad.1
jad.2
Assertion
Ref Expression
jad

Proof of Theorem jad
StepHypRef Expression
1 jad.1 . . . 4
21com12 27 . . 3
3 jad.2 . . . 4
43com12 27 . . 3
52, 4ja 153 . 2
65com12 27 1
Colors of variables: wff setvar class
Syntax hints:   wn 3   wi 4
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem is referenced by:  pm2.6  162  pm2.65  164  merco2  1501  nfimdOLD  1809  hbimdOLD  1816  ax11indi  2196
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