| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > mptex | GIF version | ||
| Description: If the domain of a function given by maps-to notation is a set, the function is a set. (Contributed by NM, 22-Apr-2005.) (Revised by Mario Carneiro, 20-Dec-2013.) |
| Ref | Expression |
|---|---|
| mptex.1 | ⊢ 𝐴 ∈ V |
| Ref | Expression |
|---|---|
| mptex | ⊢ (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | mptex.1 | . 2 ⊢ 𝐴 ∈ V | |
| 2 | mptexg 5879 | . 2 ⊢ (𝐴 ∈ V → (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ V) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝑥 ∈ 𝐴 ↦ 𝐵) ∈ V |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2202 Vcvv 2802 ↦ cmpt 4150 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-pow 4264 ax-pr 4299 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 |
| This theorem is referenced by: mptrabex 5882 eufnfv 5885 abrexex 6279 ofmres 6298 difinfsn 7299 ctmlemr 7307 ctssdclemn0 7309 ctssdc 7312 enumct 7314 frec2uzrand 10668 frec2uzf1od 10669 frecfzennn 10689 uzennn 10699 0tonninf 10703 1tonninf 10704 hashinfom 11041 absval 11566 climle 11899 climcvg1nlem 11914 iserabs 12041 isumshft 12056 divcnv 12063 trireciplem 12066 expcnvap0 12068 expcnvre 12069 expcnv 12070 explecnv 12071 geolim 12077 geo2lim 12082 mertenslem2 12102 eftlub 12256 nninfctlemfo 12616 nninfct 12617 1arithlem1 12941 1arith 12945 ctiunct 13066 restfn 13331 cndsex 14573 metuex 14575 zrhval2 14639 ivthreinc 15375 elply 15464 depindlem1 16351 peano4nninf 16634 peano3nninf 16635 nninfsellemeq 16642 nninfsellemeqinf 16644 dceqnconst 16690 dcapnconst 16691 |
| Copyright terms: Public domain | W3C validator |