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Mirrors > Home > ILE 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 2071 |
. 2
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2 | 1 | nfi 1392 |
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 1377 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-11 1438 ax-4 1441 ax-17 1460 ax-i9 1464 ax-ial 1468 |
This theorem depends on definitions: df-bi 115 df-nf 1391 df-sb 1687 df-clab 2069 |
This theorem is referenced by: abbi 2193 nfab1 2222 ralab2 2757 rexab2 2759 rabn0m 3273 eluniab 3615 elintab 3649 intexabim 3929 iinexgm 3931 opabex3d 5773 opabex3 5774 |
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