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Theorem merco1lem16 1565
Description: Used to rederive the Tarski-Bernays-Wajsberg axioms from merco1 1546. (Contributed by Anthony Hart, 18-Sep-2011.) (Proof modification is discouraged.) (New usage is discouraged.)
Assertion
Ref Expression
merco1lem16

Proof of Theorem merco1lem16
StepHypRef Expression
1 merco1lem15 1564 . . 3
2 merco1lem11 1560 . . 3
31, 2ax-mp 5 . 2
4 merco1 1546 . 2
53, 4ax-mp 5 1
Colors of variables: wff setvar class
Syntax hints:  ->wi 4   wfal 1400
This theorem is referenced by:  merco1lem17  1566  retbwax1  1568
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem depends on definitions:  df-bi 185  df-tru 1398  df-fal 1401
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