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Theorem 2sp 2186
Description: A double specialization (see sp 2183). Another double specialization, closer to PM*11.1, is 2stdpc4 2070. (Contributed by BJ, 15-Sep-2018.)
Assertion
Ref Expression
2sp (∀𝑥𝑦𝜑𝜑)

Proof of Theorem 2sp
StepHypRef Expression
1 sp 2183 . 2 (∀𝑦𝜑𝜑)
21sps 2185 1 (∀𝑥𝑦𝜑𝜑)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wal 1538
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2007  ax-12 2177
This theorem depends on definitions:  df-bi 207  df-ex 1780
This theorem is referenced by:  cbv1h  2410  csbie2t  3937  copsex2t  5497  fprlem1  8325  wfrlem5OLD  8353  frrlem15  9797  fundmpss  35767  bj-cbv1hv  36797  ax11-pm  36833  mbfresfi  37673  cotrintab  43627  pm14.123b  44445  ich2exprop  47458  ichnreuop  47459  ichreuopeq  47460
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