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Mirrors > Home > ILE Home > Th. List > nfaba1 | Unicode version |
Description: Bound-variable hypothesis builder for a class abstraction. (Contributed by Mario Carneiro, 14-Oct-2016.) |
Ref | Expression |
---|---|
nfaba1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nfa1 1521 | . 2 | |
2 | 1 | nfab 2284 | 1 |
Colors of variables: wff set class |
Syntax hints: wal 1329 cab 2123 wnfc 2266 |
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-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 |
This theorem depends on definitions: df-bi 116 df-nf 1437 df-sb 1736 df-clab 2124 df-nfc 2268 |
This theorem is referenced by: nfopd 3717 nfimad 4885 nfiota1 5085 nffvd 5426 |
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