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| Mirrors > Home > ILE Home > Th. List > feqmptd | GIF version | ||
| Description: Deduction form of dffn5im 5742. (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 5528 | . . 3 ⊢ (𝐹:𝐴⟶𝐵 → 𝐹 Fn 𝐴) | |
| 3 | 1, 2 | syl 14 | . 2 ⊢ (𝜑 → 𝐹 Fn 𝐴) |
| 4 | dffn5im 5742 | . 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 1402 ↦ cmpt 4187 Fn wfn 5367 ⟶wf 5368 ‘cfv 5372 |
| 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 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-sbc 3052 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-fv 5380 |
| This theorem is referenced by: feqresmpt 5751 cofmpt 5868 fcoconst 5870 suppssof1 6310 ofco 6311 caofinvl 6318 caofcom 6323 caofdig 6326 mapxpen 7138 xpmapenlem 7139 2omap 7308 cnrecnv 11654 grpinvcnv 13850 prdsidlem 14170 pwsplusgval 14185 pwsmulrval 14186 pwsinvg 14192 pwssub 14193 rrgsupp 14547 mulgrhm2 14917 psrlinv 14998 psr1clfi 15002 lmcn2 15304 cnmpt11f 15308 cnmpt21f 15316 cncfmpt1f 15622 negfcncf 15630 cnrehmeocntop 15634 ivthreinc 15669 dvcnp2cntop 15723 dvimulf 15730 dvcoapbr 15731 dvcj 15733 dvfre 15734 dvmptcjx 15748 dvef 15751 plycolemc 15782 plyco 15783 plycjlemc 15784 dvply2g 15790 pw1map 16939 |
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