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Mirrors > Home > NFE Home > Th. List > r19.21 | Unicode version |
Description: Theorem 19.21 of [Margaris] p. 90 with restricted quantifiers. (Contributed by Scott Fenton, 30-Mar-2011.) |
Ref | Expression |
---|---|
r19.21.1 |
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Ref | Expression |
---|---|
r19.21 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | r19.21.1 |
. 2
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2 | r19.21t 2700 |
. 2
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3 | 1, 2 | ax-mp 5 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1546 ax-5 1557 ax-17 1616 ax-9 1654 ax-8 1675 ax-6 1729 ax-11 1746 |
This theorem depends on definitions: df-bi 177 df-ex 1542 df-nf 1545 df-ral 2620 |
This theorem is referenced by: r19.21v 2702 |
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