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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 7112 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| 3 | fmpt3d.1 | . . 3 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵)) | |
| 4 | 3 | feq1d 6689 | . 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 1570 ∈ wcel 2143 ↦ cmpt 5193 ⟶wf 6534 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5258 ax-pr 5406 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4489 df-sn 4591 df-pr 4593 df-op 4597 df-br 5111 df-opab 5175 df-mpt 5194 df-id 5558 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-fun 6540 df-fn 6541 df-f 6542 |
| This theorem is referenced by: fmptco 7127 off 7694 caofinvl 7708 curry1f 8102 curry2f 8104 fseqenlem1 10009 indf 12225 pfxf 14720 rpnnen2lem2 16272 1arithlem3 16986 homaf 18088 funcestrcsetclem3 18199 funcsetcestrclem3 18213 prfcl 18260 curf1cl 18285 yonedainv 18338 vrmdf 18918 pmtrf 19526 psgnunilem5 19565 pj1f 19768 vrgpf 19839 gsummptfsadd 19995 gsummptfssub 20020 lspf 21076 uvcff 21922 subrgpsr 22108 mvrf 22115 mhpmulcl 22293 cpm2mf 22890 nmf2 24731 nmof 24857 cphnmf 25335 rrxcph 25532 uniioombllem2 25723 mbfi1fseqlem3 25857 itg2cnlem1 25901 dvmptco 26112 dvle 26147 taylpf 26510 ulmshftlem 26533 ulmshft 26534 ulmdvlem1 26544 psergf 26556 pserdvlem2 26572 logbf 26935 lmif 29075 vtxdgf 29802 brafn 32280 kbop 32286 off2 32967 ofoprabco 32990 tocycf 33418 sgnsf 33463 mplasclco 33887 qqhf 34357 esumcocn 34451 ofcf 34474 mbfmcst 34630 dstrvprob 34843 dstfrvclim1 34849 signstf 34934 fsovfd 44721 dssmapnvod 44729 binomcxplemnotnn0 45049 sge0seq 47143 hoicvr 47245 hoicvrrex 47253 |
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