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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 1700 |
. 2
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2 | excom 1675 |
. 2
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3 | 1, 2 | bitri 184 |
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 106 ax-ia2 107 ax-ia3 108 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-4 1521 ax-ial 1545 |
This theorem depends on definitions: df-bi 117 |
This theorem is referenced by: opabm 4298 rexiunxp 4787 dmoprab 5977 rnoprab 5979 cnvoprab 6259 xpassen 6856 dmaddpq 7408 dmmulpq 7409 |
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