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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 7091 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| 3 | fmpt3d.1 | . . 3 ⊢ (𝜑 → 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵)) | |
| 4 | 3 | feq1d 6668 | . 2 ⊢ (𝜑 → (𝐹:𝐴⟶𝐶 ↔ (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶)) |
| 5 | 2, 4 | mpbird 259 | 1 ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 ↦ cmpt 5178 ⟶wf 6512 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-sep 5243 ax-pr 5387 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ral 3076 df-rex 3086 df-rab 3414 df-v 3455 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4478 df-sn 4580 df-pr 4582 df-op 4586 df-br 5098 df-opab 5160 df-mpt 5179 df-id 5538 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-fun 6518 df-fn 6519 df-f 6520 |
| This theorem is referenced by: fmptco 7106 off 7673 caofinvl 7687 curry1f 8079 curry2f 8081 fseqenlem1 9974 indf 12195 pfxf 14688 rpnnen2lem2 16238 1arithlem3 16952 homaf 18054 funcestrcsetclem3 18165 funcsetcestrclem3 18179 prfcl 18226 curf1cl 18251 yonedainv 18304 vrmdf 18883 pmtrf 19486 psgnunilem5 19525 pj1f 19728 vrgpf 19799 gsummptfsadd 19955 gsummptfssub 19980 lspf 21029 uvcff 21831 subrgpsr 22017 mvrf 22024 mhpmulcl 22202 cpm2mf 22800 nmf2 24641 nmof 24767 cphnmf 25245 rrxcph 25442 uniioombllem2 25633 mbfi1fseqlem3 25767 itg2cnlem1 25811 dvmptco 26022 dvle 26057 taylpf 26417 ulmshftlem 26440 ulmshft 26441 ulmdvlem1 26451 psergf 26463 pserdvlem2 26479 logbf 26842 lmif 28942 vtxdgf 29629 brafn 32107 kbop 32113 off2 32804 ofoprabco 32827 tocycf 33258 sgnsf 33303 mplasclco 33774 qqhf 34244 esumcocn 34338 ofcf 34361 mbfmcst 34517 dstrvprob 34730 dstfrvclim1 34736 signstf 34821 fsovfd 44549 dssmapnvod 44557 binomcxplemnotnn0 44893 sge0seq 46981 hoicvr 47083 hoicvrrex 47091 |
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