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| Mirrors > Home > ILE Home > Th. List > feqmptd | GIF version | ||
| Description: Deduction form of dffn5im 5748. (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 5533 | . . 3 ⊢ (𝐹:𝐴⟶𝐵 → 𝐹 Fn 𝐴) | |
| 3 | 1, 2 | syl 14 | . 2 ⊢ (𝜑 → 𝐹 Fn 𝐴) |
| 4 | dffn5im 5748 | . 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 |
| This proof depends on syntax axioms: → wi 4 = wceq 1402 ↦ cmpt 4192 Fn wfn 5372 ⟶wf 5373 ‘cfv 5377 |
| This proof depends on 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 4249 ax-pow 4311 ax-pr 4346 |
| This proof 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 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-fv 5385 |
| This theorem is used by: feqresmpt 5757 cofmpt 5877 fcoconst 5879 suppssof1 6320 ofco 6321 caofinvl 6328 caofcom 6333 caofdig 6336 mapxpen 7148 xpmapenlem 7149 2omap 7318 cnrecnv 11690 grpinvcnv 13922 prdsidlem 14242 pwsplusgval 14257 pwsmulrval 14258 pwsinvg 14264 pwssub 14265 rrgsupp 14623 mulgrhm2 14994 psrlinv 15124 psr1clfi 15128 lmcn2 15430 cnmpt11f 15434 cnmpt21f 15442 cncfmpt1f 15748 negfcncf 15756 cnrehmeocntop 15760 ivthreinc 15795 dvcnp2cntop 15849 dvimulf 15856 dvcoapbr 15857 dvcj 15859 dvfre 15860 dvmptcjx 15874 dvef 15877 plycolemc 15908 plyco 15909 plycjlemc 15910 dvply2g 15916 pw1map 17123 |
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