Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > resmpt | Structured version Visualization version GIF version |
Description: Restriction of the mapping operation. (Contributed by Mario Carneiro, 15-Jul-2013.) |
Ref | Expression |
---|---|
resmpt | ⊢ (𝐵 ⊆ 𝐴 → ((𝑥 ∈ 𝐴 ↦ 𝐶) ↾ 𝐵) = (𝑥 ∈ 𝐵 ↦ 𝐶)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | resopab2 5904 | . 2 ⊢ (𝐵 ⊆ 𝐴 → ({〈𝑥, 𝑦〉 ∣ (𝑥 ∈ 𝐴 ∧ 𝑦 = 𝐶)} ↾ 𝐵) = {〈𝑥, 𝑦〉 ∣ (𝑥 ∈ 𝐵 ∧ 𝑦 = 𝐶)}) | |
2 | df-mpt 5147 | . . 3 ⊢ (𝑥 ∈ 𝐴 ↦ 𝐶) = {〈𝑥, 𝑦〉 ∣ (𝑥 ∈ 𝐴 ∧ 𝑦 = 𝐶)} | |
3 | 2 | reseq1i 5849 | . 2 ⊢ ((𝑥 ∈ 𝐴 ↦ 𝐶) ↾ 𝐵) = ({〈𝑥, 𝑦〉 ∣ (𝑥 ∈ 𝐴 ∧ 𝑦 = 𝐶)} ↾ 𝐵) |
4 | df-mpt 5147 | . 2 ⊢ (𝑥 ∈ 𝐵 ↦ 𝐶) = {〈𝑥, 𝑦〉 ∣ (𝑥 ∈ 𝐵 ∧ 𝑦 = 𝐶)} | |
5 | 1, 3, 4 | 3eqtr4g 2881 | 1 ⊢ (𝐵 ⊆ 𝐴 → ((𝑥 ∈ 𝐴 ↦ 𝐶) ↾ 𝐵) = (𝑥 ∈ 𝐵 ↦ 𝐶)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1537 ∈ wcel 2114 ⊆ wss 3936 {copab 5128 ↦ cmpt 5146 ↾ cres 5557 |
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-sep 5203 ax-nul 5210 ax-pr 5330 |
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-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-rab 3147 df-v 3496 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-opab 5129 df-mpt 5147 df-xp 5561 df-rel 5562 df-res 5567 |
This theorem is referenced by: resmpt3 5906 resmptf 5907 resmptd 5908 mptss 5910 fvresex 7661 f1stres 7713 f2ndres 7714 tposss 7893 dftpos2 7909 dftpos4 7911 resixpfo 8500 rlimresb 14922 lo1eq 14925 rlimeq 14926 fsumss 15082 isumclim3 15114 divcnvshft 15210 fprodss 15302 iprodclim3 15354 fprodefsum 15448 bitsf1ocnv 15793 conjsubg 18390 odf1o2 18698 sylow1lem2 18724 sylow2blem1 18745 gsumzres 19029 gsumzsplit 19047 gsumpr 19075 gsumzunsnd 19076 gsum2dlem2 19091 gsummptnn0fz 19106 dprd2da 19164 dpjidcl 19180 ablfac1b 19192 psrass1lem 20157 coe1mul2lem2 20436 frlmsplit2 20917 ofco2 21060 mdetralt 21217 mdetunilem9 21229 tgrest 21767 cmpfi 22016 fmss 22554 txflf 22614 tmdgsum 22703 tgpconncomp 22721 tsmssplit 22760 iscmet3lem3 23893 mbfss 24247 mbfadd 24262 mbfsub 24263 mbflimsup 24267 mbfmul 24327 itg2cnlem1 24362 ellimc2 24475 dvreslem 24507 dvres2lem 24508 dvidlem 24513 dvcnp2 24517 dvmulbr 24536 dvcobr 24543 dvrec 24552 dvmptntr 24568 dvcnvlem 24573 lhop1lem 24610 lhop2 24612 itgparts 24644 itgsubstlem 24645 tdeglem4 24654 plypf1 24802 taylthlem2 24962 pserdvlem2 25016 abelth 25029 pige3ALT 25105 efifo 25131 eff1olem 25132 dvlog2 25236 resqrtcn 25330 sqrtcn 25331 dvatan 25513 rlimcnp2 25544 xrlimcnp 25546 efrlim 25547 cxp2lim 25554 chpo1ub 26056 dchrisum0lem2a 26093 pnt2 26189 pnt 26190 wlknwwlksnbij 27666 elimampt 30383 ressnm 30638 gsummpt2d 30687 rmulccn 31171 xrge0mulc1cn 31184 gsumesum 31318 esumsnf 31323 esumcvg 31345 omsmon 31556 carsggect 31576 eulerpartlem1 31625 eulerpartgbij 31630 gsumnunsn 31811 cxpcncf1 31866 itgexpif 31877 reprpmtf1o 31897 elmsubrn 32775 divcnvlin 32964 mptsnunlem 34622 dissneqlem 34624 broucube 34941 mbfposadd 34954 itggt0cn 34979 ftc1anclem3 34984 ftc1anclem8 34989 dvasin 34993 dvacos 34994 areacirc 35002 sdclem2 35032 cncfres 35058 pwssplit4 39709 pwfi2f1o 39716 hbtlem6 39749 itgpowd 39841 areaquad 39843 hashnzfzclim 40674 lhe4.4ex1a 40681 resmpti 41454 climresmpt 41960 dvcosre 42216 dvmptresicc 42224 itgsinexplem1 42259 itgcoscmulx 42274 dirkeritg 42407 dirkercncflem2 42409 fourierdlem16 42428 fourierdlem21 42433 fourierdlem22 42434 fourierdlem57 42468 fourierdlem58 42469 fourierdlem62 42473 fourierdlem83 42494 fourierdlem111 42522 fouriersw 42536 0ome 42831 |
Copyright terms: Public domain | W3C validator |