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Mirrors > Home > ILE Home > Th. List > r19.21v | Unicode version |
Description: Theorem 19.21 of [Margaris] p. 90 with restricted quantifiers. (Contributed by NM, 15-Oct-2003.) (Proof shortened by Andrew Salmon, 30-May-2011.) |
Ref | Expression |
---|---|
r19.21v |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfv 1528 |
. 2
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2 | 1 | r19.21 2553 |
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 1447 ax-gen 1449 ax-4 1510 ax-17 1526 ax-ial 1534 ax-i5r 1535 |
This theorem depends on definitions: df-bi 117 df-nf 1461 df-ral 2460 |
This theorem is referenced by: r19.32vdc 2626 rmo4 2931 rmo3 3055 dftr5 4105 reusv3 4461 tfrlem1 6309 tfrlemi1 6333 tfr1onlemaccex 6349 tfrcllemaccex 6362 tfri3 6368 ordiso2 7034 raluz2 9579 ndvdssub 11935 nninfalllem1 14760 nninfsellemqall 14767 |
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