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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 6652 | . 2 ⊢ (𝐹 = 𝐺 → (𝐹 Fn 𝐴 ↔ 𝐺 Fn 𝐴)) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → (𝐹 Fn 𝐴 ↔ 𝐺 Fn 𝐴)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1570 Fn wfn 6553 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-br 5107 df-opab 5171 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-fun 6560 df-fn 6561 |
| This theorem is used by: fneq12d 6656 f1o00 6883 f1oprswap 6893 f1ompt 7135 fmpt2d 7149 f1ocnvd 7696 offn 7730 offval2f 7732 offval2 7737 ofrfval2 7738 caofinvl 7749 f1od2 8135 fsplitfpar 8156 omxpenlem 9125 itunifn 10522 konigthlem 10680 seqof 14229 swrdlen 14823 mptfzshft 15973 prdsdsfn 17665 imasdsfn 17715 cidfn 17882 comffn 17908 isoval 17969 invf1o 17973 isofn 17979 brssc 18018 cofucl 18092 estrchomfn 18338 funcestrcsetclem4 18346 funcsetcestrclem4 18361 1stfcl 18400 2ndfcl 18401 prfcl 18406 evlfcl 18425 curf1cl 18431 curfcl 18435 hofcl 18462 yonedainv 18484 smndex1n0mnd 19140 grpinvf1o 19248 ghmquskerco 19528 pmtrrn 19701 pmtrfrn 19702 rnghmresfn 20901 rhmresfn 20930 rhmsubclem1 20967 srngf1o 21135 ofco2 22796 mat1dimscm 22820 neif 23448 fmf 24294 fncpn 26283 mdeg0 26418 om2noseqfo 28714 noseqrdglem 28721 noseqrdgfn 28722 noseqrdg0 28723 tglnfn 29040 tgplnfn 29283 grpoinvf 31164 kbass2 32749 fnresin 33290 f1o3d 33292 suppovss 33345 prodindf 33499 esplyfval3 34274 frlmdim 34313 pstmxmet 34599 ofcfn 34802 ofcfval2 34806 signstlen 35266 bnj941 35473 satfn 36287 msubrn 36461 poimirlem4 38734 cnambfre 38778 sdclem2 38868 diafn 42283 dibfna 42403 dicfnN 42432 dihf11lem 42515 mapd1o 42897 hdmapfnN 43078 hgmapfnN 43137 aks4d1p1p5 43317 hbtlem7 44319 fsovf1od 45208 ntrrn 45314 ntrf 45315 dssmapntrcls 45320 addrfn 45645 subrfn 45646 mulvfn 45647 fsumsermpt 46796 hoidmvlelem3 47812 smflimsuplem7 48041 tmachlem-extpcover 48160 rhmsubcALTVlem1 49583 funcringcsetcALTV2lem4 49595 funcringcsetclem4ALTV 49618 ackvalsucsucval 50005 sectfn 50348 invfn 50349 isofnALT 50350 iinfssclem2 50374 nelsubclem 50386 upeu4 50517 swapf2fn 50595 fucofn2 50651 fucofn22 50667 fucoppc 50750 veronesevrowd 51259 veronesematrowd 51261 |
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