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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 7049 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| 3 | fmpt3d.1 | . . 3 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵)) | |
| 4 | 3 | feq1d 6634 | . 2 ⊢ (𝜑 → (𝐹:𝐴⟶𝐶 ↔ (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶)) |
| 5 | 2, 4 | mpbird 257 | 1 ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 ↦ cmpt 5173 ⟶wf 6478 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5235 ax-nul 5245 ax-pr 5371 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ral 3045 df-rex 3054 df-rab 3395 df-v 3438 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-nul 4285 df-if 4477 df-sn 4578 df-pr 4580 df-op 4584 df-br 5093 df-opab 5155 df-mpt 5174 df-id 5514 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-fun 6484 df-fn 6485 df-f 6486 |
| This theorem is referenced by: fmptco 7063 off 7631 caofinvl 7645 curry1f 8039 curry2f 8041 fseqenlem1 9918 pfxf 14587 rpnnen2lem2 16124 1arithlem3 16837 homaf 17937 funcestrcsetclem3 18048 funcsetcestrclem3 18062 prfcl 18109 curf1cl 18134 yonedainv 18187 vrmdf 18732 pmtrf 19334 psgnunilem5 19373 pj1f 19576 vrgpf 19647 gsummptfsadd 19803 gsummptfssub 19828 lspf 20877 uvcff 21698 subrgpsr 21885 mvrf 21892 mhpmulcl 22034 cpm2mf 22637 nmf2 24479 nmof 24605 cphnmf 25093 rrxcph 25290 uniioombllem2 25482 mbfi1fseqlem3 25616 itg2cnlem1 25660 dvmptco 25874 dvle 25910 taylpf 26271 ulmshftlem 26296 ulmshft 26297 ulmdvlem1 26307 psergf 26319 pserdvlem2 26336 logbf 26697 lmif 28734 vtxdgf 29421 brafn 31895 kbop 31901 off2 32592 ofoprabco 32615 indf 32807 tocycf 33068 sgnsf 33113 qqhf 33969 esumcocn 34063 ofcf 34086 mbfmcst 34243 dstrvprob 34456 dstfrvclim1 34462 signstf 34550 fsovfd 44005 dssmapnvod 44013 binomcxplemnotnn0 44349 sge0seq 46447 hoicvrrex 46557 |
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