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| Mirrors > Home > MPE Home > Th. List > fmpt3d | Structured version Visualization version GIF version | ||
| Description: Domain and codomain of the mapping operation; deduction form. (Contributed by Thierry Arnoux, 4-Jun-2017.) |
| Ref | Expression |
|---|---|
| fmpt3d.1 | ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵)) |
| fmpt3d.2 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) |
| Ref | Expression |
|---|---|
| fmpt3d | ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fmpt3d.2 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) | |
| 2 | 1 | fmpttd 7063 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| 3 | fmpt3d.1 | . . 3 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵)) | |
| 4 | 3 | feq1d 6644 | . 2 ⊢ (𝜑 → (𝐹:𝐴⟶𝐶 ↔ (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶)) |
| 5 | 2, 4 | mpbird 258 | 1 ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ↦ cmpt 5160 ⟶wf 6488 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-pr 5369 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ral 3055 df-rex 3065 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-br 5080 df-opab 5142 df-mpt 5161 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-fun 6494 df-fn 6495 df-f 6496 |
| This theorem is referenced by: fmptco 7078 off 7645 caofinvl 7659 curry1f 8052 curry2f 8054 fseqenlem1 9944 indf 12163 pfxf 14641 rpnnen2lem2 16180 1arithlem3 16894 homaf 17995 funcestrcsetclem3 18106 funcsetcestrclem3 18120 prfcl 18167 curf1cl 18192 yonedainv 18245 vrmdf 18824 pmtrf 19428 psgnunilem5 19467 pj1f 19670 vrgpf 19741 gsummptfsadd 19897 gsummptfssub 19922 lspf 20971 uvcff 21773 subrgpsr 21959 mvrf 21966 mhpmulcl 22144 cpm2mf 22742 nmf2 24583 nmof 24709 cphnmf 25187 rrxcph 25384 uniioombllem2 25575 mbfi1fseqlem3 25709 itg2cnlem1 25753 dvmptco 25964 dvle 25999 taylpf 26356 ulmshftlem 26379 ulmshft 26380 ulmdvlem1 26390 psergf 26402 pserdvlem2 26418 logbf 26778 lmif 28878 vtxdgf 29565 brafn 32043 kbop 32049 off2 32740 ofoprabco 32763 tocycf 33205 sgnsf 33250 mplasclco 33707 qqhf 34177 esumcocn 34271 ofcf 34294 mbfmcst 34450 dstrvprob 34663 dstfrvclim1 34669 signstf 34757 fsovfd 44463 dssmapnvod 44471 binomcxplemnotnn0 44807 sge0seq 46896 hoicvr 46998 hoicvrrex 47006 |
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