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| Mirrors > Home > ILE Home > Th. List > feqmptd | GIF version | ||
| Description: Deduction form of dffn5im 5745. (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 5531 | . . 3 ⊢ (𝐹:𝐴⟶𝐵 → 𝐹 Fn 𝐴) | |
| 3 | 1, 2 | syl 14 | . 2 ⊢ (𝜑 → 𝐹 Fn 𝐴) |
| 4 | dffn5im 5745 | . 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 4190 Fn wfn 5370 ⟶wf 5371 ‘cfv 5375 |
| 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 4247 ax-pow 4309 ax-pr 4344 |
| 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 3714 df-pr 3715 df-op 3717 df-uni 3934 df-br 4129 df-opab 4191 df-mpt 4192 df-id 4436 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-iota 5335 df-fun 5377 df-fn 5378 df-f 5379 df-fv 5383 |
| This theorem is used by: feqresmpt 5754 cofmpt 5871 fcoconst 5873 suppssof1 6314 ofco 6315 caofinvl 6322 caofcom 6327 caofdig 6330 mapxpen 7142 xpmapenlem 7143 2omap 7312 cnrecnv 11659 grpinvcnv 13856 prdsidlem 14176 pwsplusgval 14191 pwsmulrval 14192 pwsinvg 14198 pwssub 14199 rrgsupp 14557 mulgrhm2 14928 psrlinv 15058 psr1clfi 15062 lmcn2 15364 cnmpt11f 15368 cnmpt21f 15376 cncfmpt1f 15682 negfcncf 15690 cnrehmeocntop 15694 ivthreinc 15729 dvcnp2cntop 15783 dvimulf 15790 dvcoapbr 15791 dvcj 15793 dvfre 15794 dvmptcjx 15808 dvef 15811 plycolemc 15842 plyco 15843 plycjlemc 15844 dvply2g 15850 pw1map 17008 |
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