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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 7061 | . 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 257 | 1 ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ↦ cmpt 5167 ⟶wf 6488 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5231 ax-pr 5370 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-fun 6494 df-fn 6495 df-f 6496 |
| This theorem is referenced by: fmptco 7076 off 7642 caofinvl 7656 curry1f 8049 curry2f 8051 fseqenlem1 9937 indf 12156 pfxf 14634 rpnnen2lem2 16173 1arithlem3 16887 homaf 17988 funcestrcsetclem3 18099 funcsetcestrclem3 18113 prfcl 18160 curf1cl 18185 yonedainv 18238 vrmdf 18817 pmtrf 19421 psgnunilem5 19460 pj1f 19663 vrgpf 19734 gsummptfsadd 19890 gsummptfssub 19915 lspf 20960 uvcff 21781 subrgpsr 21966 mvrf 21973 mhpmulcl 22125 cpm2mf 22727 nmf2 24568 nmof 24694 cphnmf 25172 rrxcph 25369 uniioombllem2 25560 mbfi1fseqlem3 25694 itg2cnlem1 25738 dvmptco 25949 dvle 25984 taylpf 26342 ulmshftlem 26367 ulmshft 26368 ulmdvlem1 26378 psergf 26390 pserdvlem2 26406 logbf 26766 lmif 28867 vtxdgf 29555 brafn 32033 kbop 32039 off2 32729 ofoprabco 32752 tocycf 33193 sgnsf 33238 qqhf 34146 esumcocn 34240 ofcf 34263 mbfmcst 34419 dstrvprob 34632 dstfrvclim1 34638 signstf 34726 fsovfd 44457 dssmapnvod 44465 binomcxplemnotnn0 44801 sge0seq 46892 hoicvr 46994 hoicvrrex 47002 |
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