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Mirrors > Home > ILE Home > Th. List > nfab1 | Unicode version |
Description: Bound-variable hypothesis builder for a class abstraction. (Contributed by Mario Carneiro, 11-Aug-2016.) |
Ref | Expression |
---|---|
nfab1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfsab1 2147 | . 2 | |
2 | 1 | nfci 2289 | 1 |
Colors of variables: wff set class |
Syntax hints: cab 2143 wnfc 2286 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-5 1427 ax-gen 1429 ax-ie1 1473 ax-ie2 1474 ax-8 1484 ax-11 1486 ax-4 1490 ax-17 1506 ax-i9 1510 ax-ial 1514 |
This theorem depends on definitions: df-bi 116 df-nf 1441 df-sb 1743 df-clab 2144 df-nfc 2288 |
This theorem is referenced by: abid2f 2325 nfrab1 2636 elabgt 2853 elabgf 2854 nfsbc1d 2953 ss2ab 3196 abn0r 3418 euabsn 3629 iunab 3895 iinab 3910 sniota 5161 nfixp1 6660 elabgft1 13339 elabgf2 13341 |
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