Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > nffun | Unicode version |
Description: Bound-variable hypothesis builder for a function. (Contributed by NM, 30-Jan-2004.) |
Ref | Expression |
---|---|
nffun.1 |
Ref | Expression |
---|---|
nffun |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-fun 5120 | . 2 | |
2 | nffun.1 | . . . 4 | |
3 | 2 | nfrel 4619 | . . 3 |
4 | 2 | nfcnv 4713 | . . . . 5 |
5 | 2, 4 | nfco 4699 | . . . 4 |
6 | nfcv 2279 | . . . 4 | |
7 | 5, 6 | nfss 3085 | . . 3 |
8 | 3, 7 | nfan 1544 | . 2 |
9 | 1, 8 | nfxfr 1450 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wnf 1436 wnfc 2266 wss 3066 cid 4205 ccnv 4533 ccom 4538 wrel 4539 wfun 5112 |
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 ax-ext 2119 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-nf 1437 df-sb 1736 df-clab 2124 df-cleq 2130 df-clel 2133 df-nfc 2268 df-ral 2419 df-v 2683 df-un 3070 df-in 3072 df-ss 3079 df-sn 3528 df-pr 3529 df-op 3531 df-br 3925 df-opab 3985 df-rel 4541 df-cnv 4542 df-co 4543 df-fun 5120 |
This theorem is referenced by: nffn 5214 nff1 5321 fliftfun 5690 |
Copyright terms: Public domain | W3C validator |