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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 7067 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| 3 | fmpt3d.1 | . . 3 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵)) | |
| 4 | 3 | feq1d 6650 | . 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 5166 ⟶wf 6494 |
| 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 2708 ax-sep 5231 ax-pr 5375 |
| 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ral 3052 df-rex 3062 df-rab 3390 df-v 3431 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-nul 4274 df-if 4467 df-sn 4568 df-pr 4570 df-op 4574 df-br 5086 df-opab 5148 df-mpt 5167 df-id 5526 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-fun 6500 df-fn 6501 df-f 6502 |
| This theorem is referenced by: fmptco 7082 off 7649 caofinvl 7663 curry1f 8056 curry2f 8058 fseqenlem1 9946 indf 12165 pfxf 14643 rpnnen2lem2 16182 1arithlem3 16896 homaf 17997 funcestrcsetclem3 18108 funcsetcestrclem3 18122 prfcl 18169 curf1cl 18194 yonedainv 18247 vrmdf 18826 pmtrf 19430 psgnunilem5 19469 pj1f 19672 vrgpf 19743 gsummptfsadd 19899 gsummptfssub 19924 lspf 20969 uvcff 21771 subrgpsr 21956 mvrf 21963 mhpmulcl 22115 cpm2mf 22717 nmf2 24558 nmof 24684 cphnmf 25162 rrxcph 25359 uniioombllem2 25550 mbfi1fseqlem3 25684 itg2cnlem1 25728 dvmptco 25939 dvle 25974 taylpf 26331 ulmshftlem 26354 ulmshft 26355 ulmdvlem1 26365 psergf 26377 pserdvlem2 26393 logbf 26753 lmif 28853 vtxdgf 29540 brafn 32018 kbop 32024 off2 32714 ofoprabco 32737 tocycf 33178 sgnsf 33223 qqhf 34130 esumcocn 34224 ofcf 34247 mbfmcst 34403 dstrvprob 34616 dstfrvclim1 34622 signstf 34710 fsovfd 44439 dssmapnvod 44447 binomcxplemnotnn0 44783 sge0seq 46874 hoicvr 46976 hoicvrrex 46984 |
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