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Mirrors > Home > ILE Home > Th. List > r19.23v | Unicode version |
Description: Theorem 19.23 of [Margaris] p. 90 with restricted quantifiers. (Contributed by NM, 31-Aug-1999.) |
Ref | Expression |
---|---|
r19.23v |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1466 |
. 2
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2 | 1 | r19.23 2480 |
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-gen 1383 ax-ie1 1427 ax-ie2 1428 ax-4 1445 ax-17 1464 ax-ial 1472 ax-i5r 1473 |
This theorem depends on definitions: df-bi 115 df-nf 1395 df-ral 2364 df-rex 2365 |
This theorem is referenced by: uniiunlem 3109 dfiin2g 3763 iunss 3771 ralxfr2d 4286 rexxfr2d 4287 ssrel2 4528 reliun 4558 funimaexglem 5097 funimass4 5355 ralrnmpt2 5759 |
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