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| Mirrors > Home > ILE Home > Th. List > feqmptd | GIF version | ||
| Description: Deduction form of dffn5im 5681. (Contributed by Mario Carneiro, 8-Jan-2015.) |
| Ref | Expression |
|---|---|
| feqmptd.1 | ⊢ (𝜑 → 𝐹:𝐴⟶𝐵) |
| Ref | Expression |
|---|---|
| feqmptd | ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ (𝐹‘𝑥))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | feqmptd.1 | . . 3 ⊢ (𝜑 → 𝐹:𝐴⟶𝐵) | |
| 2 | ffn 5473 | . . 3 ⊢ (𝐹:𝐴⟶𝐵 → 𝐹 Fn 𝐴) | |
| 3 | 1, 2 | syl 14 | . 2 ⊢ (𝜑 → 𝐹 Fn 𝐴) |
| 4 | dffn5im 5681 | . 2 ⊢ (𝐹 Fn 𝐴 → 𝐹 = (𝑥 ∈ 𝐴 ↦ (𝐹‘𝑥))) | |
| 5 | 3, 4 | syl 14 | 1 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ (𝐹‘𝑥))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1395 ↦ cmpt 4145 Fn wfn 5313 ⟶wf 5314 ‘cfv 5318 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4258 ax-pr 4293 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-v 2801 df-sbc 3029 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-br 4084 df-opab 4146 df-mpt 4147 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-iota 5278 df-fun 5320 df-fn 5321 df-f 5322 df-fv 5326 |
| This theorem is referenced by: feqresmpt 5690 cofmpt 5806 fcoconst 5808 suppssof1 6242 ofco 6243 caofinvl 6250 caofcom 6255 caofdig 6258 mapxpen 7017 xpmapenlem 7018 cnrecnv 11436 pwsplusgval 13343 pwsmulrval 13344 prdsidlem 13495 grpinvcnv 13616 pwsinvg 13660 pwssub 13661 mulgrhm2 14589 psrlinv 14663 psr1clfi 14667 lmcn2 14969 cnmpt11f 14973 cnmpt21f 14981 cncfmpt1f 15287 negfcncf 15295 cnrehmeocntop 15299 ivthreinc 15334 dvcnp2cntop 15388 dvimulf 15395 dvcoapbr 15396 dvcj 15398 dvfre 15399 dvmptcjx 15413 dvef 15416 plycolemc 15447 plyco 15448 plycjlemc 15449 dvply2g 15455 2omap 16418 pw1map 16420 |
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