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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 1624 |
. 2
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2 | excom 1599 |
. 2
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3 | 1, 2 | bitri 182 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-5 1381 ax-7 1382 ax-gen 1383 ax-ie1 1427 ax-ie2 1428 ax-4 1445 ax-ial 1472 |
This theorem depends on definitions: df-bi 115 |
This theorem is referenced by: opabm 4107 rexiunxp 4578 dmoprab 5729 rnoprab 5731 cnvoprab 5999 xpassen 6544 dmaddpq 6936 dmmulpq 6937 |
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