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| Mirrors > Home > MPE Home > Th. List > blocn | Structured version Visualization version GIF version | ||
| Description: A linear operator is continuous iff it is bounded. Theorem 2.7-9(a) of [Kreyszig] p. 97. (Contributed by NM, 25-Dec-2007.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| blocn.8 | ⊢ 𝐶 = (IndMet‘𝑈) |
| blocn.d | ⊢ 𝐷 = (IndMet‘𝑊) |
| blocn.j | ⊢ 𝐽 = (MetOpen‘𝐶) |
| blocn.k | ⊢ 𝐾 = (MetOpen‘𝐷) |
| blocn.5 | ⊢ 𝐵 = (𝑈 BLnOp 𝑊) |
| blocn.u | ⊢ 𝑈 ∈ NrmCVec |
| blocn.w | ⊢ 𝑊 ∈ NrmCVec |
| blocn.4 | ⊢ 𝐿 = (𝑈 LnOp 𝑊) |
| Ref | Expression |
|---|---|
| blocn | ⊢ (𝑇 ∈ 𝐿 → (𝑇 ∈ (𝐽 Cn 𝐾) ↔ 𝑇 ∈ 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eleq1 2825 | . . 3 ⊢ (𝑇 = if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) → (𝑇 ∈ (𝐽 Cn 𝐾) ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ (𝐽 Cn 𝐾))) | |
| 2 | eleq1 2825 | . . 3 ⊢ (𝑇 = if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) → (𝑇 ∈ 𝐵 ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵)) | |
| 3 | 1, 2 | bibi12d 345 | . 2 ⊢ (𝑇 = if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) → ((𝑇 ∈ (𝐽 Cn 𝐾) ↔ 𝑇 ∈ 𝐵) ↔ (if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ (𝐽 Cn 𝐾) ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵))) |
| 4 | blocn.8 | . . 3 ⊢ 𝐶 = (IndMet‘𝑈) | |
| 5 | blocn.d | . . 3 ⊢ 𝐷 = (IndMet‘𝑊) | |
| 6 | blocn.j | . . 3 ⊢ 𝐽 = (MetOpen‘𝐶) | |
| 7 | blocn.k | . . 3 ⊢ 𝐾 = (MetOpen‘𝐷) | |
| 8 | blocn.4 | . . 3 ⊢ 𝐿 = (𝑈 LnOp 𝑊) | |
| 9 | blocn.5 | . . 3 ⊢ 𝐵 = (𝑈 BLnOp 𝑊) | |
| 10 | blocn.u | . . 3 ⊢ 𝑈 ∈ NrmCVec | |
| 11 | blocn.w | . . 3 ⊢ 𝑊 ∈ NrmCVec | |
| 12 | eqid 2737 | . . . . . 6 ⊢ (𝑈 0op 𝑊) = (𝑈 0op 𝑊) | |
| 13 | 12, 8 | 0lno 30882 | . . . . 5 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝑊 ∈ NrmCVec) → (𝑈 0op 𝑊) ∈ 𝐿) |
| 14 | 10, 11, 13 | mp2an 693 | . . . 4 ⊢ (𝑈 0op 𝑊) ∈ 𝐿 |
| 15 | 14 | elimel 4537 | . . 3 ⊢ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐿 |
| 16 | 4, 5, 6, 7, 8, 9, 10, 11, 15 | blocni 30897 | . 2 ⊢ (if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ (𝐽 Cn 𝐾) ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵) |
| 17 | 3, 16 | dedth 4526 | 1 ⊢ (𝑇 ∈ 𝐿 → (𝑇 ∈ (𝐽 Cn 𝐾) ↔ 𝑇 ∈ 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 = wceq 1542 ∈ wcel 2114 ifcif 4467 ‘cfv 6496 (class class class)co 7364 MetOpencmopn 21340 Cn ccn 23205 NrmCVeccnv 30676 IndMetcims 30683 LnOp clno 30832 BLnOp cblo 30834 0op c0o 30835 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5213 ax-sep 5232 ax-nul 5242 ax-pow 5306 ax-pr 5374 ax-un 7686 ax-cnex 11091 ax-resscn 11092 ax-1cn 11093 ax-icn 11094 ax-addcl 11095 ax-addrcl 11096 ax-mulcl 11097 ax-mulrcl 11098 ax-mulcom 11099 ax-addass 11100 ax-mulass 11101 ax-distr 11102 ax-i2m1 11103 ax-1ne0 11104 ax-1rid 11105 ax-rnegex 11106 ax-rrecex 11107 ax-cnre 11108 ax-pre-lttri 11109 ax-pre-lttrn 11110 ax-pre-ltadd 11111 ax-pre-mulgt0 11112 ax-pre-sup 11113 ax-addf 11114 ax-mulf 11115 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5523 df-eprel 5528 df-po 5536 df-so 5537 df-fr 5581 df-we 5583 df-xp 5634 df-rel 5635 df-cnv 5636 df-co 5637 df-dm 5638 df-rn 5639 df-res 5640 df-ima 5641 df-pred 6263 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-riota 7321 df-ov 7367 df-oprab 7368 df-mpo 7369 df-om 7815 df-1st 7939 df-2nd 7940 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-er 8640 df-map 8772 df-en 8891 df-dom 8892 df-sdom 8893 df-sup 9352 df-inf 9353 df-pnf 11178 df-mnf 11179 df-xr 11180 df-ltxr 11181 df-le 11182 df-sub 11376 df-neg 11377 df-div 11805 df-nn 12172 df-2 12241 df-3 12242 df-n0 12435 df-z 12522 df-uz 12786 df-q 12896 df-rp 12940 df-xneg 13060 df-xadd 13061 df-xmul 13062 df-seq 13961 df-exp 14021 df-cj 15058 df-re 15059 df-im 15060 df-sqrt 15194 df-abs 15195 df-topgen 17403 df-psmet 21342 df-xmet 21343 df-met 21344 df-bl 21345 df-mopn 21346 df-top 22875 df-topon 22892 df-bases 22927 df-cn 23208 df-cnp 23209 df-grpo 30585 df-gid 30586 df-ginv 30587 df-gdiv 30588 df-ablo 30637 df-vc 30651 df-nv 30684 df-va 30687 df-ba 30688 df-sm 30689 df-0v 30690 df-vs 30691 df-nmcv 30692 df-ims 30693 df-lno 30836 df-nmoo 30837 df-blo 30838 df-0o 30839 |
| This theorem is referenced by: blocn2 30900 |
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