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Mirrors > Home > ILE Home > Th. List > exrot3 | Unicode version |
Description: Rotate existential quantifiers. (Contributed by NM, 17-Mar-1995.) |
Ref | Expression |
---|---|
exrot3 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | excom13 1668 |
. 2
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2 | excom 1643 |
. 2
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3 | 1, 2 | bitri 183 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-4 1488 ax-ial 1515 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: opabm 4210 rexiunxp 4689 dmoprab 5860 rnoprab 5862 cnvoprab 6139 xpassen 6732 dmaddpq 7211 dmmulpq 7212 |
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