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| Mirrors > Home > ILE Home > Th. List > fmptd | GIF version | ||
| Description: Domain and codomain of the mapping operation; deduction form. (Contributed by Mario Carneiro, 13-Jan-2013.) |
| Ref | Expression |
|---|---|
| fmptd.1 | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) |
| fmptd.2 | ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) |
| Ref | Expression |
|---|---|
| fmptd | ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fmptd.1 | . . 3 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → 𝐵 ∈ 𝐶) | |
| 2 | 1 | ralrimiva 2623 | . 2 ⊢ (𝜑 → ∀𝑥 ∈ 𝐴 𝐵 ∈ 𝐶) |
| 3 | fmptd.2 | . . 3 ⊢ 𝐹 = (𝑥 ∈ 𝐴 ↦ 𝐵) | |
| 4 | 3 | fmpt 5861 | . 2 ⊢ (∀𝑥 ∈ 𝐴 𝐵 ∈ 𝐶 ↔ 𝐹:𝐴⟶𝐶) |
| 5 | 2, 4 | sylib 122 | 1 ⊢ (𝜑 → 𝐹:𝐴⟶𝐶) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 ∀wral 2528 ↦ cmpt 4193 ⟶wf 5376 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4251 ax-pow 4313 ax-pr 4348 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-fv 5388 |
| This theorem is used by: fmpttd 5866 fmptco 5877 fliftrel 6001 off 6319 caofinvl 6332 fdiagfn 6980 xpmapenlem 7155 fsuppmptdm 7302 updjudhf 7425 enumctlemm 7460 fodjuf 7491 nninfwlporlem 7519 nninfwlpoimlemg 7521 cc2lem 7638 caucvgsrlemf 8165 caucvgsrlemofff 8170 axcaucvglemf 8269 monoord2 10943 iseqf1olemqf 10961 cvg1nlemf 11770 resqrexlemsqa 11811 climcvg1nlem 12139 summodclem2a 12172 crth 13030 eulerthlem1 13033 4sqlem11 13208 ctiunctlemf 13386 mulgnngzsum 13988 conjghm 14137 conjnmz 14140 qusghm 14143 gsummptfidmadd 14250 gsumsnfdcmn 14256 mulgghm2 15051 asclf 15132 psrbagmaxlem1a 15179 psr1clfi 15207 txcnmpt 15516 txlm 15522 mulc1cncf 15832 addccncf 15843 negcncf 15848 bposlem9 16336 lgsfcl2 16347 lgseisenlem1 16411 nnsf 17271 nninfself 17279 |
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