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Mirrors > Home > MPE Home > Th. List > nfsab1 | Unicode version |
Description: Bound-variable hypothesis builder for a class abstraction. (Contributed by Mario Carneiro, 11-Aug-2016.) |
Ref | Expression |
---|---|
nfsab1 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | hbab1 2393 |
. 2
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2 | 1 | nfi 1557 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() |
This theorem is referenced by: abbi 2514 nfab1 2542 ralab2 3059 rexab2 3061 eluniab 3987 elintab 4021 opabex3d 5948 opabex3 5949 setindtrs 26986 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-3 7 ax-mp 8 ax-gen 1552 ax-5 1563 ax-17 1623 ax-9 1662 ax-8 1683 ax-6 1740 ax-7 1745 ax-11 1757 ax-12 1946 |
This theorem depends on definitions: df-bi 178 df-an 361 df-tru 1325 df-ex 1548 df-nf 1551 df-sb 1656 df-clab 2391 |
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