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Mirrors > Home > MPE Home > Th. List > elmapfn | Structured version Visualization version Unicode version |
Description: A mapping is a function with the appropriate domain. (Contributed by AV, 6-Apr-2019.) |
Ref | Expression |
---|---|
elmapfn |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elmapi 7879 | . 2 | |
2 | ffn 6045 | . 2 | |
3 | 1, 2 | syl 17 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wcel 1990 wfn 5883 wf 5884 (class class class)co 6650 cmap 7857 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-1st 7168 df-2nd 7169 df-map 7859 |
This theorem is referenced by: mapxpen 8126 fsuppmapnn0fiublem 12789 fsuppmapnn0fiub 12790 fsuppmapnn0fiubOLD 12791 fsuppmapnn0fiub0 12793 suppssfz 12794 fsuppmapnn0ub 12795 frlmbas 20099 frlmsslsp 20135 eqmat 20230 matplusgcell 20239 matsubgcell 20240 matvscacell 20242 cramerlem1 20493 tmdgsum 21899 fmptco1f1o 29434 matmpt2 29869 1smat1 29870 actfunsnf1o 30682 actfunsnrndisj 30683 reprinfz1 30700 unccur 33392 matunitlindflem1 33405 matunitlindflem2 33406 poimirlem4 33413 poimirlem5 33414 poimirlem6 33415 poimirlem7 33416 poimirlem10 33419 poimirlem11 33420 poimirlem12 33421 poimirlem16 33425 poimirlem19 33428 poimirlem29 33438 poimirlem30 33439 poimirlem31 33440 broucube 33443 rfovcnvf1od 38298 dssmapnvod 38314 dssmapntrcls 38426 k0004lem3 38447 unirnmap 39400 unirnmapsn 39406 ssmapsn 39408 dvnprodlem1 40161 dvnprodlem3 40163 rrxsnicc 40520 ioorrnopnlem 40524 ovnsubaddlem1 40784 hoiqssbllem1 40836 iccpartrn 41366 iccpartf 41367 iccpartnel 41374 mndpsuppss 42152 mndpfsupp 42157 dflinc2 42199 lincsum 42218 lincresunit2 42267 |
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