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Theorem eeor 1885
Description: Rearrange existential quantifiers. (Contributed by NM, 8-Aug-1994.)
Hypotheses
Ref Expression
eeor.1  F/
eeor.2  F/
Assertion
Ref Expression
eeor

Proof of Theorem eeor
StepHypRef Expression
1 eeor.1 . . . 4  F/
2119.45 1878 . . 3
32exbii 1582 . 2
4 eeor.2 . . . 4  F/
54nfex 1843 . . 3  F/
6519.44 1877 . 2
73, 6bitri 240 1
Colors of variables: wff setvar class
Syntax hints:   wb 176   wo 357  wex 1541   F/wnf 1544
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1546  ax-5 1557  ax-17 1616  ax-9 1654  ax-8 1675  ax-6 1729  ax-7 1734  ax-11 1746
This theorem depends on definitions:  df-bi 177  df-or 359  df-an 360  df-ex 1542  df-nf 1545
This theorem is referenced by: (None)
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