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Mirrors > Home > MPE Home > Th. List > ressbas2 | Structured version Visualization version GIF version |
Description: Base set of a structure restriction. (Contributed by Mario Carneiro, 2-Dec-2014.) |
Ref | Expression |
---|---|
ressbas.r | ⊢ 𝑅 = (𝑊 ↾s 𝐴) |
ressbas.b | ⊢ 𝐵 = (Base‘𝑊) |
Ref | Expression |
---|---|
ressbas2 | ⊢ (𝐴 ⊆ 𝐵 → 𝐴 = (Base‘𝑅)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-ss 3554 | . . 3 ⊢ (𝐴 ⊆ 𝐵 ↔ (𝐴 ∩ 𝐵) = 𝐴) | |
2 | 1 | biimpi 205 | . 2 ⊢ (𝐴 ⊆ 𝐵 → (𝐴 ∩ 𝐵) = 𝐴) |
3 | ressbas.b | . . . . 5 ⊢ 𝐵 = (Base‘𝑊) | |
4 | fvex 6113 | . . . . 5 ⊢ (Base‘𝑊) ∈ V | |
5 | 3, 4 | eqeltri 2684 | . . . 4 ⊢ 𝐵 ∈ V |
6 | 5 | ssex 4730 | . . 3 ⊢ (𝐴 ⊆ 𝐵 → 𝐴 ∈ V) |
7 | ressbas.r | . . . 4 ⊢ 𝑅 = (𝑊 ↾s 𝐴) | |
8 | 7, 3 | ressbas 15757 | . . 3 ⊢ (𝐴 ∈ V → (𝐴 ∩ 𝐵) = (Base‘𝑅)) |
9 | 6, 8 | syl 17 | . 2 ⊢ (𝐴 ⊆ 𝐵 → (𝐴 ∩ 𝐵) = (Base‘𝑅)) |
10 | 2, 9 | eqtr3d 2646 | 1 ⊢ (𝐴 ⊆ 𝐵 → 𝐴 = (Base‘𝑅)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1475 ∈ wcel 1977 Vcvv 3173 ∩ cin 3539 ⊆ wss 3540 ‘cfv 5804 (class class class)co 6549 Basecbs 15695 ↾s cress 15696 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-i2m1 9883 ax-1ne0 9884 ax-rrecex 9887 ax-cnre 9888 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-ral 2901 df-rex 2902 df-reu 2903 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-nn 10898 df-ndx 15698 df-slot 15699 df-base 15700 df-sets 15701 df-ress 15702 |
This theorem is referenced by: rescbas 16312 fullresc 16334 resssetc 16565 yoniso 16748 issstrmgm 17075 gsumress 17099 issubmnd 17141 ress0g 17142 submnd0 17143 submbas 17178 resmhm 17182 resgrpplusfrn 17259 subgbas 17421 issubg2 17432 resghm 17499 submod 17807 ringidss 18400 unitgrpbas 18489 isdrng2 18580 drngmcl 18583 drngid2 18586 isdrngd 18595 islss3 18780 lsslss 18782 lsslsp 18836 reslmhm 18873 issubassa 19145 resspsrbas 19236 mplbas 19250 ressmplbas 19277 evlssca 19343 mpfconst 19351 mpfind 19357 ply1bas 19386 ressply1bas 19420 evls1sca 19509 xrs1mnd 19603 xrs10 19604 xrs1cmn 19605 xrge0subm 19606 xrge0cmn 19607 cnmsubglem 19628 nn0srg 19635 rge0srg 19636 zringbas 19643 expghm 19663 cnmsgnbas 19743 psgnghm 19745 rebase 19771 dsmmbase 19898 dsmmval2 19899 lsslindf 19988 lsslinds 19989 islinds3 19992 m2cpmrngiso 20382 ressusp 21879 imasdsf1olem 21988 xrge0gsumle 22444 xrge0tsms 22445 cmsss 22955 minveclem3a 23006 efabl 24100 efsubm 24101 qrngbas 25108 ressplusf 28981 ressnm 28982 ressprs 28986 ressmulgnn 29014 ressmulgnn0 29015 xrge0tsmsd 29116 ress1r 29120 xrge0slmod 29175 prsssdm 29291 ordtrestNEW 29295 ordtrest2NEW 29297 xrge0iifmhm 29313 esumpfinvallem 29463 sitgaddlemb 29737 prdsbnd2 32764 cnpwstotbnd 32766 repwsmet 32803 rrnequiv 32804 lcdvbase 35900 islssfg 36658 lnmlsslnm 36669 pwssplit4 36677 cntzsdrg 36791 deg1mhm 36804 gsumge0cl 39264 sge0tsms 39273 cnfldsrngbas 41559 issubmgm2 41580 submgmbas 41586 resmgmhm 41588 amgmlemALT 42358 |
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