![]() |
Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > MPE Home > Th. List > srabn | Structured version Visualization version GIF version |
Description: The subring algebra over a complete normed ring is a Banach space iff the subring is a closed division ring. (Contributed by Mario Carneiro, 15-Oct-2015.) |
Ref | Expression |
---|---|
srabn.a | ⊢ 𝐴 = ((subringAlg ‘𝑊)‘𝑆) |
srabn.j | ⊢ 𝐽 = (TopOpen‘𝑊) |
Ref | Expression |
---|---|
srabn | ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (𝐴 ∈ Ban ↔ (𝑆 ∈ (Clsd‘𝐽) ∧ (𝑊 ↾s 𝑆) ∈ DivRing))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp2 1055 | . . . 4 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → 𝑊 ∈ CMetSp) | |
2 | eqidd 2611 | . . . . 5 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (Base‘𝑊) = (Base‘𝑊)) | |
3 | srabn.a | . . . . . . 7 ⊢ 𝐴 = ((subringAlg ‘𝑊)‘𝑆) | |
4 | 3 | a1i 11 | . . . . . 6 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → 𝐴 = ((subringAlg ‘𝑊)‘𝑆)) |
5 | eqid 2610 | . . . . . . . 8 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
6 | 5 | subrgss 18604 | . . . . . . 7 ⊢ (𝑆 ∈ (SubRing‘𝑊) → 𝑆 ⊆ (Base‘𝑊)) |
7 | 6 | 3ad2ant3 1077 | . . . . . 6 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → 𝑆 ⊆ (Base‘𝑊)) |
8 | 4, 7 | srabase 18999 | . . . . 5 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (Base‘𝑊) = (Base‘𝐴)) |
9 | 4, 7 | srads 19007 | . . . . . 6 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (dist‘𝑊) = (dist‘𝐴)) |
10 | 9 | reseq1d 5316 | . . . . 5 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → ((dist‘𝑊) ↾ ((Base‘𝑊) × (Base‘𝑊))) = ((dist‘𝐴) ↾ ((Base‘𝑊) × (Base‘𝑊)))) |
11 | 4, 7 | sratopn 19006 | . . . . 5 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (TopOpen‘𝑊) = (TopOpen‘𝐴)) |
12 | 2, 8, 10, 11 | cmspropd 22954 | . . . 4 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (𝑊 ∈ CMetSp ↔ 𝐴 ∈ CMetSp)) |
13 | 1, 12 | mpbid 221 | . . 3 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → 𝐴 ∈ CMetSp) |
14 | eqid 2610 | . . . . . 6 ⊢ (Scalar‘𝐴) = (Scalar‘𝐴) | |
15 | 14 | isbn 22943 | . . . . 5 ⊢ (𝐴 ∈ Ban ↔ (𝐴 ∈ NrmVec ∧ 𝐴 ∈ CMetSp ∧ (Scalar‘𝐴) ∈ CMetSp)) |
16 | 3anrot 1036 | . . . . 5 ⊢ ((𝐴 ∈ NrmVec ∧ 𝐴 ∈ CMetSp ∧ (Scalar‘𝐴) ∈ CMetSp) ↔ (𝐴 ∈ CMetSp ∧ (Scalar‘𝐴) ∈ CMetSp ∧ 𝐴 ∈ NrmVec)) | |
17 | 3anass 1035 | . . . . 5 ⊢ ((𝐴 ∈ CMetSp ∧ (Scalar‘𝐴) ∈ CMetSp ∧ 𝐴 ∈ NrmVec) ↔ (𝐴 ∈ CMetSp ∧ ((Scalar‘𝐴) ∈ CMetSp ∧ 𝐴 ∈ NrmVec))) | |
18 | 15, 16, 17 | 3bitri 285 | . . . 4 ⊢ (𝐴 ∈ Ban ↔ (𝐴 ∈ CMetSp ∧ ((Scalar‘𝐴) ∈ CMetSp ∧ 𝐴 ∈ NrmVec))) |
19 | 18 | baib 942 | . . 3 ⊢ (𝐴 ∈ CMetSp → (𝐴 ∈ Ban ↔ ((Scalar‘𝐴) ∈ CMetSp ∧ 𝐴 ∈ NrmVec))) |
20 | 13, 19 | syl 17 | . 2 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (𝐴 ∈ Ban ↔ ((Scalar‘𝐴) ∈ CMetSp ∧ 𝐴 ∈ NrmVec))) |
21 | 4, 7 | srasca 19002 | . . . . 5 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (𝑊 ↾s 𝑆) = (Scalar‘𝐴)) |
22 | 21 | eleq1d 2672 | . . . 4 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → ((𝑊 ↾s 𝑆) ∈ CMetSp ↔ (Scalar‘𝐴) ∈ CMetSp)) |
23 | eqid 2610 | . . . . . 6 ⊢ (𝑊 ↾s 𝑆) = (𝑊 ↾s 𝑆) | |
24 | srabn.j | . . . . . 6 ⊢ 𝐽 = (TopOpen‘𝑊) | |
25 | 23, 5, 24 | cmsss 22955 | . . . . 5 ⊢ ((𝑊 ∈ CMetSp ∧ 𝑆 ⊆ (Base‘𝑊)) → ((𝑊 ↾s 𝑆) ∈ CMetSp ↔ 𝑆 ∈ (Clsd‘𝐽))) |
26 | 1, 7, 25 | syl2anc 691 | . . . 4 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → ((𝑊 ↾s 𝑆) ∈ CMetSp ↔ 𝑆 ∈ (Clsd‘𝐽))) |
27 | 22, 26 | bitr3d 269 | . . 3 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → ((Scalar‘𝐴) ∈ CMetSp ↔ 𝑆 ∈ (Clsd‘𝐽))) |
28 | 3 | sranlm 22298 | . . . . . 6 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑆 ∈ (SubRing‘𝑊)) → 𝐴 ∈ NrmMod) |
29 | 28 | 3adant2 1073 | . . . . 5 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → 𝐴 ∈ NrmMod) |
30 | 14 | isnvc2 22313 | . . . . . 6 ⊢ (𝐴 ∈ NrmVec ↔ (𝐴 ∈ NrmMod ∧ (Scalar‘𝐴) ∈ DivRing)) |
31 | 30 | baib 942 | . . . . 5 ⊢ (𝐴 ∈ NrmMod → (𝐴 ∈ NrmVec ↔ (Scalar‘𝐴) ∈ DivRing)) |
32 | 29, 31 | syl 17 | . . . 4 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (𝐴 ∈ NrmVec ↔ (Scalar‘𝐴) ∈ DivRing)) |
33 | 21 | eleq1d 2672 | . . . 4 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → ((𝑊 ↾s 𝑆) ∈ DivRing ↔ (Scalar‘𝐴) ∈ DivRing)) |
34 | 32, 33 | bitr4d 270 | . . 3 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (𝐴 ∈ NrmVec ↔ (𝑊 ↾s 𝑆) ∈ DivRing)) |
35 | 27, 34 | anbi12d 743 | . 2 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (((Scalar‘𝐴) ∈ CMetSp ∧ 𝐴 ∈ NrmVec) ↔ (𝑆 ∈ (Clsd‘𝐽) ∧ (𝑊 ↾s 𝑆) ∈ DivRing))) |
36 | 20, 35 | bitrd 267 | 1 ⊢ ((𝑊 ∈ NrmRing ∧ 𝑊 ∈ CMetSp ∧ 𝑆 ∈ (SubRing‘𝑊)) → (𝐴 ∈ Ban ↔ (𝑆 ∈ (Clsd‘𝐽) ∧ (𝑊 ↾s 𝑆) ∈ DivRing))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 195 ∧ wa 383 ∧ w3a 1031 = wceq 1475 ∈ wcel 1977 ⊆ wss 3540 × cxp 5036 ‘cfv 5804 (class class class)co 6549 Basecbs 15695 ↾s cress 15696 Scalarcsca 15771 distcds 15777 TopOpenctopn 15905 DivRingcdr 18570 SubRingcsubrg 18599 subringAlg csra 18989 Clsdccld 20630 NrmRingcnrg 22194 NrmModcnlm 22195 NrmVeccnvc 22196 CMetSpccms 22937 Bancbn 22938 |
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-rep 4699 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-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 ax-pre-sup 9893 |
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-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 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-int 4411 df-iun 4457 df-iin 4458 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-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-1o 7447 df-oadd 7451 df-er 7629 df-map 7746 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-fi 8200 df-sup 8231 df-inf 8232 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-div 10564 df-nn 10898 df-2 10956 df-3 10957 df-4 10958 df-5 10959 df-6 10960 df-7 10961 df-8 10962 df-9 10963 df-n0 11170 df-z 11255 df-dec 11370 df-uz 11564 df-q 11665 df-rp 11709 df-xneg 11822 df-xadd 11823 df-xmul 11824 df-ico 12052 df-icc 12053 df-ndx 15698 df-slot 15699 df-base 15700 df-sets 15701 df-ress 15702 df-plusg 15781 df-mulr 15782 df-sca 15784 df-vsca 15785 df-ip 15786 df-tset 15787 df-ds 15791 df-rest 15906 df-topn 15907 df-0g 15925 df-topgen 15927 df-mgm 17065 df-sgrp 17107 df-mnd 17118 df-grp 17248 df-minusg 17249 df-sbg 17250 df-subg 17414 df-mgp 18313 df-ur 18325 df-ring 18372 df-subrg 18601 df-abv 18640 df-lmod 18688 df-lvec 18924 df-sra 18993 df-psmet 19559 df-xmet 19560 df-met 19561 df-bl 19562 df-mopn 19563 df-fbas 19564 df-fg 19565 df-top 20521 df-bases 20522 df-topon 20523 df-topsp 20524 df-cld 20633 df-ntr 20634 df-cls 20635 df-nei 20712 df-haus 20929 df-fil 21460 df-flim 21553 df-xms 21935 df-ms 21936 df-nm 22197 df-ngp 22198 df-nrg 22200 df-nlm 22201 df-nvc 22202 df-cfil 22861 df-cmet 22863 df-cms 22940 df-bn 22941 |
This theorem is referenced by: rlmbn 22965 |
Copyright terms: Public domain | W3C validator |