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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 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | excom13 1682 | . 2 | |
2 | excom 1657 | . 2 | |
3 | 1, 2 | bitri 183 | 1 |
Colors of variables: wff set class |
Syntax hints: wb 104 wex 1485 |
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 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-4 1503 ax-ial 1527 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: opabm 4263 rexiunxp 4751 dmoprab 5931 rnoprab 5933 cnvoprab 6210 xpassen 6804 dmaddpq 7328 dmmulpq 7329 |
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