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Mirrors > Home > MPE Home > Th. List > ee4anv | Structured version Visualization version Unicode version |
Description: Rearrange existential quantifiers. (Contributed by NM, 31-Jul-1995.) |
Ref | Expression |
---|---|
ee4anv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | excom 2042 | . . 3 | |
2 | 1 | exbii 1774 | . 2 |
3 | eeanv 2182 | . . 3 | |
4 | 3 | 2exbii 1775 | . 2 |
5 | eeanv 2182 | . 2 | |
6 | 2, 4, 5 | 3bitri 286 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wa 384 wex 1704 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-10 2019 ax-11 2034 ax-12 2047 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-ex 1705 df-nf 1710 |
This theorem is referenced by: cgsex4g 3240 5oalem7 28519 3oalem3 28523 elfuns 32022 |
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