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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 6630 | . 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 1569 Fn wfn 6533 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-br 5103 df-opab 5167 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-fun 6540 df-fn 6541 |
| This theorem is used by: fneq12d 6634 f1o00 6860 f1oprswap 6870 f1ompt 7111 fmpt2d 7125 f1ocnvd 7672 offn 7706 offval2f 7708 offval2 7713 ofrfval2 7714 caofinvl 7725 f1od2 8110 fsplitfpar 8131 omxpenlem 9100 itunifn 10498 konigthlem 10656 seqof 14205 swrdlen 14799 mptfzshft 15949 prdsdsfn 17641 imasdsfn 17691 cidfn 17858 comffn 17884 isoval 17945 invf1o 17949 isofn 17955 brssc 17994 cofucl 18068 estrchomfn 18314 funcestrcsetclem4 18322 funcsetcestrclem4 18337 1stfcl 18376 2ndfcl 18377 prfcl 18382 evlfcl 18401 curf1cl 18407 curfcl 18411 hofcl 18438 yonedainv 18460 smndex1n0mnd 19116 grpinvf1o 19224 ghmquskerco 19503 pmtrrn 19676 pmtrfrn 19677 rnghmresfn 20876 rhmresfn 20905 rhmsubclem1 20942 srngf1o 21110 ofco2 22771 mat1dimscm 22795 neif 23423 fmf 24269 fncpn 26258 mdeg0 26393 om2noseqfo 28689 noseqrdglem 28696 noseqrdgfn 28697 noseqrdg0 28698 tglnfn 29015 tgplnfn 29258 grpoinvf 31139 kbass2 32724 fnresin 33265 f1o3d 33267 suppovss 33321 prodindf 33475 esplyfval3 34250 frlmdim 34289 pstmxmet 34575 ofcfn 34778 ofcfval2 34782 signstlen 35242 bnj941 35449 satfn 36206 msubrn 36380 poimirlem4 38635 cnambfre 38679 sdclem2 38769 diafn 42184 dibfna 42304 dicfnN 42333 dihf11lem 42416 mapd1o 42798 hdmapfnN 42979 hgmapfnN 43038 aks4d1p1p5 43218 hbtlem7 44220 fsovf1od 45109 ntrrn 45215 ntrf 45216 dssmapntrcls 45221 addrfn 45547 subrfn 45548 mulvfn 45549 fsumsermpt 46684 hoidmvlelem3 47700 smflimsuplem7 47929 tmachlem-extpcover 48048 rhmsubcALTVlem1 49471 funcringcsetcALTV2lem4 49483 funcringcsetclem4ALTV 49506 ackvalsucsucval 49893 sectfn 50236 invfn 50237 isofnALT 50238 iinfssclem2 50262 nelsubclem 50274 upeu4 50405 swapf2fn 50483 fucofn2 50539 fucofn22 50555 fucoppc 50638 veronesevrowd 51147 veronesematrowd 51149 |
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