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Mirrors > Home > ILE Home > Th. List > ffn | Unicode version |
Description: A mapping is a function. (Contributed by NM, 2-Aug-1994.) |
Ref | Expression |
---|---|
ffn |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-f 5122 | . 2 | |
2 | 1 | simplbi 272 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wss 3066 crn 4535 wfn 5113 wf 5114 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 |
This theorem depends on definitions: df-bi 116 df-f 5122 |
This theorem is referenced by: ffnd 5268 ffun 5270 frel 5272 fdm 5273 fresin 5296 fcoi1 5298 feu 5300 f0bi 5310 fnconstg 5315 f1fn 5325 fofn 5342 dffo2 5344 f1ofn 5361 feqmptd 5467 fvco3 5485 ffvelrn 5546 dff2 5557 dffo3 5560 dffo4 5561 dffo5 5562 f1ompt 5564 ffnfv 5571 fcompt 5583 fsn2 5587 fconst2g 5628 fconstfvm 5631 fex 5640 dff13 5662 cocan1 5681 off 5987 suppssof1 5992 ofco 5993 caofref 5996 caofrss 5999 caoftrn 6000 fo1stresm 6052 fo2ndresm 6053 1stcof 6054 2ndcof 6055 fo2ndf 6117 tposf2 6158 smoiso 6192 tfrcllemssrecs 6242 tfrcllemsucaccv 6244 elmapfn 6558 mapsn 6577 mapen 6733 updjudhcoinlf 6958 updjudhcoinrg 6959 updjud 6960 omp1eomlem 6972 dfz2 9116 uzn0 9334 unirnioo 9749 dfioo2 9750 ioorebasg 9751 fzen 9816 fseq1p1m1 9867 2ffzeq 9911 fvinim0ffz 10011 frecuzrdglem 10177 frecuzrdgtcl 10178 frecuzrdg0 10179 frecuzrdgfunlem 10185 frecuzrdg0t 10188 seq3val 10224 seqvalcd 10225 ser0f 10281 ffz0hash 10569 fnfzo0hash 10571 shftf 10595 uzin2 10752 rexanuz 10753 prodf1f 11305 eff2 11375 reeff1 11396 tanvalap 11404 lmbr2 12372 cncnpi 12386 cncnp 12388 cnpdis 12400 lmff 12407 tx1cn 12427 tx2cn 12428 upxp 12430 txcnmpt 12431 uptx 12432 xmettpos 12528 blrnps 12569 blrn 12570 xmeterval 12593 qtopbasss 12679 cnbl0 12692 cnblcld 12693 tgioo 12704 tgqioo 12705 dvfre 12832 pilem1 12849 isomninnlem 13214 taupi 13228 |
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