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| Mirrors > Home > MPE Home > Th. List > Mathboxes > fmptd2f | Structured version Visualization version GIF version | ||
| Description: Domain and codomain of the mapping operation; deduction form. (Contributed by Glauco Siliprandi, 23-Oct-2021.) |
| Ref | Expression |
|---|---|
| fmptd2f.1 | ⊢ Ⅎ𝑥𝜑 |
| fmptd2f.2 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) |
| Ref | Expression |
|---|---|
| fmptd2f | ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fmptd2f.1 | . 2 ⊢ Ⅎ𝑥𝜑 | |
| 2 | fmptd2f.2 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) | |
| 3 | eqid 2731 | . 2 ⊢ (𝑥 ∈ 𝐴 ↦ 𝐵) = (𝑥 ∈ 𝐴 ↦ 𝐵) | |
| 4 | 1, 2, 3 | fmptdf 7045 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴 ↦ 𝐵):𝐴⟶𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 Ⅎwnf 1784 ∈ wcel 2111 ↦ cmpt 5167 ⟶wf 6472 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-sep 5229 ax-nul 5239 ax-pr 5365 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ral 3048 df-rex 3057 df-rab 3396 df-v 3438 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-nul 4279 df-if 4471 df-sn 4572 df-pr 4574 df-op 4578 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5506 df-xp 5617 df-rel 5618 df-cnv 5619 df-co 5620 df-dm 5621 df-rn 5622 df-res 5623 df-ima 5624 df-fun 6478 df-fn 6479 df-f 6480 |
| This theorem is referenced by: climinf2mpt 45752 climinfmpt 45753 limsupvaluzmpt 45755 limsupre2mpt 45768 limsupre3mpt 45772 limsupreuzmpt 45777 supcnvlimsupmpt 45779 liminfvalxrmpt 45824 liminflbuz2 45853 dvnprodlem1 45984 sge0z 46413 sge0f1o 46420 smfsupmpt 46853 smfinfmpt 46857 smflimsupmpt 46867 smfliminfmpt 46870 smfsupdmmbllem 46882 smfinfdmmbllem 46886 |
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