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Theorem ee22 1362
Description: Virtual deduction rule e22 in set.mm without virtual deduction connectives. Special theorem needed for Alan Sare's virtual deduction translation tool. (Contributed by Alan Sare, 2-May-2011.) (New usage is discouraged.) TODO: decide if this is worth keeping.
Hypotheses
Ref Expression
ee22.1
ee22.2
ee22.3
Assertion
Ref Expression
ee22

Proof of Theorem ee22
StepHypRef Expression
1 ee22.1 . 2
2 ee22.2 . 2
3 ee22.3 . 2
41, 2, 3syl6c 60 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:  ee21  1375  phi011lem1  4598
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