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Mirrors > Home > ILE Home > Th. List > reurex | Unicode version |
Description: Restricted unique existence implies restricted existence. (Contributed by NM, 19-Aug-1999.) |
Ref | Expression |
---|---|
reurex |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | reu5 2703 |
. 2
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2 | 1 | simplbi 274 |
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-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 |
This theorem depends on definitions: df-bi 117 df-nf 1472 df-sb 1774 df-eu 2041 df-mo 2042 df-rex 2474 df-reu 2475 df-rmo 2476 |
This theorem is referenced by: reu3 2942 prsrriota 7805 elrealeu 7846 modprm0 12272 issrgid 13296 isringid 13340 ivthinc 14518 |
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