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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 7319 cnrecnv 11692 grpinvcnv 13926 prdsidlem 14277 pwsplusgval 14292 pwsmulrval 14293 pwsinvg 14299 pwssub 14300 rrgsupp 14658 mulgrhm2 15029 psrlinv 15166 psr1clfi 15170 lmcn2 15472 cnmpt11f 15476 cnmpt21f 15484 cncfmpt1f 15790 negfcncf 15798 cnrehmeocntop 15802 ivthreinc 15837 dvcnp2cntop 15891 dvimulf 15898 dvcoapbr 15899 dvcj 15901 dvfre 15902 dvmptcjx 15916 dvef 15919 plycolemc 15950 plyco 15951 plycjlemc 15952 dvply2g 15958 pw1map 17191 |
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