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Mirrors > Home > MPE Home > Th. List > mpoex | Structured version Visualization version GIF version |
Description: If the domain of an operation given by maps-to notation is a set, the operation is a set. (Contributed by Mario Carneiro, 20-Dec-2013.) |
Ref | Expression |
---|---|
mpoex.1 | ⊢ 𝐴 ∈ V |
mpoex.2 | ⊢ 𝐵 ∈ V |
Ref | Expression |
---|---|
mpoex | ⊢ (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) ∈ V |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpoex.1 | . 2 ⊢ 𝐴 ∈ V | |
2 | mpoex.2 | . . 3 ⊢ 𝐵 ∈ V | |
3 | 2 | rgenw 3150 | . 2 ⊢ ∀𝑥 ∈ 𝐴 𝐵 ∈ V |
4 | eqid 2821 | . . 3 ⊢ (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) | |
5 | 4 | mpoexxg 7773 | . 2 ⊢ ((𝐴 ∈ V ∧ ∀𝑥 ∈ 𝐴 𝐵 ∈ V) → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) ∈ V) |
6 | 1, 3, 5 | mp2an 690 | 1 ⊢ (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) ∈ V |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2114 ∀wral 3138 Vcvv 3494 ∈ cmpo 7158 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-rep 5190 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-iun 4921 df-br 5067 df-opab 5129 df-mpt 5147 df-id 5460 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-f1 6360 df-fo 6361 df-f1o 6362 df-fv 6363 df-oprab 7160 df-mpo 7161 df-1st 7689 df-2nd 7690 |
This theorem is referenced by: qexALT 12364 ruclem13 15595 vdwapfval 16307 prdsco 16741 imasvsca 16793 homffval 16960 comfffval 16968 comffval 16969 comfffn 16974 comfeq 16976 oppccofval 16986 monfval 17002 sectffval 17020 invffval 17028 cofu1st 17153 cofu2nd 17155 cofucl 17158 natfval 17216 fuccofval 17229 fucco 17232 coafval 17324 setcco 17343 catchomfval 17358 catccofval 17360 catcco 17361 estrcco 17380 xpcval 17427 xpchomfval 17429 xpccofval 17432 xpcco 17433 1stf1 17442 1stf2 17443 2ndf1 17445 2ndf2 17446 1stfcl 17447 2ndfcl 17448 prf1 17450 prf2fval 17451 prfcl 17453 prf1st 17454 prf2nd 17455 evlf2 17468 evlf1 17470 evlfcl 17472 curf1fval 17474 curf11 17476 curf12 17477 curf1cl 17478 curf2 17479 curfcl 17482 hof1fval 17503 hof2fval 17505 hofcl 17509 yonedalem3 17530 efmndplusg 18045 mgmnsgrpex 18096 sgrpnmndex 18097 grpsubfvalALT 18148 mulgfvalALT 18227 symgvalstruct 18525 lsmfval 18763 pj1fval 18820 dvrfval 19434 psrmulr 20164 psrvscafval 20170 evlslem2 20292 mamufval 20996 mvmulfval 21151 isphtpy 23585 pcofval 23614 q1pval 24747 r1pval 24750 motplusg 26328 midf 26562 ismidb 26564 ttgval 26661 ebtwntg 26768 ecgrtg 26769 elntg 26770 wwlksnon 27629 wspthsnon 27630 clwwlknonmpo 27868 vsfval 28410 dipfval 28479 smatfval 31060 lmatval 31078 qqhval 31215 dya2iocuni 31541 sxbrsigalem5 31546 sitmval 31607 signswplusg 31825 reprval 31881 mclsrcl 32808 mclsval 32810 ldualfvs 36287 paddfval 36948 tgrpopr 37898 erngfplus 37953 erngfmul 37956 erngfplus-rN 37961 erngfmul-rN 37964 dvafvadd 38165 dvafvsca 38167 dvaabl 38175 dvhfvadd 38242 dvhfvsca 38251 djafvalN 38285 djhfval 38548 hlhilip 39099 mendplusgfval 39834 mendmulrfval 39836 mendvscafval 39839 hoidmvval 42908 cznrng 44275 cznnring 44276 rngchomfvalALTV 44304 rngccofvalALTV 44307 rngccoALTV 44308 ringchomfvalALTV 44367 ringccofvalALTV 44370 ringccoALTV 44371 rrx2xpreen 44755 lines 44767 spheres 44782 |
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