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Mirrors > Home > MPE Home > Th. List > fneq1d | Structured version Visualization version GIF version |
Description: Equality deduction for function predicate with domain. (Contributed by Paul Chapman, 22-Jun-2011.) |
Ref | Expression |
---|---|
fneq1d.1 | ⊢ (𝜑 → 𝐹 = 𝐺) |
Ref | Expression |
---|---|
fneq1d | ⊢ (𝜑 → (𝐹 Fn 𝐴 ↔ 𝐺 Fn 𝐴)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fneq1d.1 | . 2 ⊢ (𝜑 → 𝐹 = 𝐺) | |
2 | fneq1 6414 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹 Fn 𝐴 ↔ 𝐺 Fn 𝐴)) | |
3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → (𝐹 Fn 𝐴 ↔ 𝐺 Fn 𝐴)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 = wceq 1538 Fn wfn 6319 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-v 3443 df-un 3886 df-in 3888 df-ss 3898 df-sn 4526 df-pr 4528 df-op 4532 df-br 5031 df-opab 5093 df-rel 5526 df-cnv 5527 df-co 5528 df-dm 5529 df-fun 6326 df-fn 6327 |
This theorem is referenced by: fneq12d 6418 f1o00 6624 f1oprswap 6633 f1ompt 6852 fmpt2d 6864 f1ocnvd 7376 offn 7400 offval2f 7401 offval2 7406 ofrfval2 7407 caofinvl 7416 fsplitfpar 7797 omxpenlem 8601 itunifn 9828 konigthlem 9979 seqof 13423 swrdlen 14000 mptfzshft 15125 fprodrev 15323 prdsdsfn 16730 imasdsfn 16779 cidfn 16942 comffn 16967 isoval 17027 invf1o 17031 isofn 17037 brssc 17076 cofucl 17150 estrchomfn 17377 funcestrcsetclem4 17385 funcsetcestrclem4 17400 1stfcl 17439 2ndfcl 17440 prfcl 17445 evlfcl 17464 curf1cl 17470 curfcl 17474 hofcl 17501 yonedainv 17523 smndex1n0mnd 18069 grpinvf1o 18161 pmtrrn 18577 pmtrfrn 18578 srngf1o 19618 ofco2 21056 mat1dimscm 21080 neif 21705 fmf 22550 fncpn 24536 mdeg0 24671 tglnfn 26341 grpoinvf 28315 kbass2 29900 fnresin 30385 f1o3d 30386 suppovss 30443 f1od2 30483 frlmdim 31097 pstmxmet 31250 prodindf 31392 ofcfn 31469 ofcfval2 31473 signstlen 31947 bnj941 32154 satfn 32715 msubrn 32889 poimirlem4 35061 cnambfre 35105 sdclem2 35180 diafn 38330 dibfna 38450 dicfnN 38479 dihf11lem 38562 mapd1o 38944 hdmapfnN 39125 hgmapfnN 39184 hbtlem7 40069 fsovf1od 40717 ntrrn 40825 ntrf 40826 dssmapntrcls 40831 addrfn 41176 subrfn 41177 mulvfn 41178 fsumsermpt 42221 hoidmvlelem3 43236 smflimsuplem7 43457 rnghmresfn 44587 rhmresfn 44633 funcringcsetcALTV2lem4 44663 funcringcsetclem4ALTV 44686 rhmsubclem1 44710 rhmsubcALTVlem1 44728 ackvalsucsucval 45102 |
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