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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 7108 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| 3 | fmpt3d.1 | . . 3 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵)) | |
| 4 | 3 | feq1d 6685 | . 2 ⊢ (𝜑 → (𝐹:𝐴⟶𝐶 ↔ (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶)) |
| 5 | 2, 4 | mpbird 260 | 1 ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1567 ∈ wcel 2149 ↦ cmpt 5193 ⟶wf 6529 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5258 ax-pr 5402 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-sn 4592 df-pr 4594 df-op 4598 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-fun 6535 df-fn 6536 df-f 6537 |
| This theorem is referenced by: fmptco 7123 off 7690 caofinvl 7704 curry1f 8097 curry2f 8099 fseqenlem1 10004 indf 12220 pfxf 14714 rpnnen2lem2 16267 1arithlem3 16981 homaf 18083 funcestrcsetclem3 18194 funcsetcestrclem3 18208 prfcl 18255 curf1cl 18280 yonedainv 18333 vrmdf 18913 pmtrf 19521 psgnunilem5 19560 pj1f 19763 vrgpf 19834 gsummptfsadd 19990 gsummptfssub 20015 lspf 21069 uvcff 21906 subrgpsr 22092 mvrf 22099 mhpmulcl 22277 cpm2mf 22874 nmf2 24715 nmof 24841 cphnmf 25319 rrxcph 25516 uniioombllem2 25707 mbfi1fseqlem3 25841 itg2cnlem1 25885 dvmptco 26096 dvle 26131 taylpf 26491 ulmshftlem 26514 ulmshft 26515 ulmdvlem1 26525 psergf 26537 pserdvlem2 26553 logbf 26916 lmif 29048 vtxdgf 29758 brafn 32236 kbop 32242 off2 32923 ofoprabco 32946 tocycf 33374 sgnsf 33419 mplasclco 33847 qqhf 34317 esumcocn 34411 ofcf 34434 mbfmcst 34590 dstrvprob 34803 dstfrvclim1 34809 signstf 34894 fsovfd 44623 dssmapnvod 44631 binomcxplemnotnn0 44951 sge0seq 47045 hoicvr 47147 hoicvrrex 47155 |
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