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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 2829 | . . 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 2829 | . . 3 ⊢ (𝑇 = if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) → (𝑇 ∈ 𝐵 ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵)) | |
| 3 | 1, 2 | bibi12d 347 | . 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 2741 | . . . . . 6 ⊢ (𝑈 0op 𝑊) = (𝑈 0op 𝑊) | |
| 13 | 12, 8 | 0lno 30881 | . . . . 5 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝑊 ∈ NrmCVec) → (𝑈 0op 𝑊) ∈ 𝐿) |
| 14 | 10, 11, 13 | mp2an 699 | . . . 4 ⊢ (𝑈 0op 𝑊) ∈ 𝐿 |
| 15 | 14 | elimel 4526 | . . 3 ⊢ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐿 |
| 16 | 4, 5, 6, 7, 8, 9, 10, 11, 15 | blocni 30896 | . 2 ⊢ (if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ (𝐽 Cn 𝐾) ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵) |
| 17 | 3, 16 | dedth 4515 | 1 ⊢ (𝑇 ∈ 𝐿 → (𝑇 ∈ (𝐽 Cn 𝐾) ↔ 𝑇 ∈ 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 208 = wceq 1548 ∈ wcel 2121 ifcif 4456 ‘cfv 6488 (class class class)co 7359 MetOpencmopn 21340 Cn ccn 23210 NrmCVeccnv 30675 IndMetcims 30682 LnOp clno 30831 BLnOp cblo 30833 0op c0o 30834 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-10 2154 ax-11 2170 ax-12 2191 ax-ext 2713 ax-rep 5201 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7681 ax-cnex 11090 ax-resscn 11091 ax-1cn 11092 ax-icn 11093 ax-addcl 11094 ax-addrcl 11095 ax-mulcl 11096 ax-mulrcl 11097 ax-mulcom 11098 ax-addass 11099 ax-mulass 11100 ax-distr 11101 ax-i2m1 11102 ax-1ne0 11103 ax-1rid 11104 ax-rnegex 11105 ax-rrecex 11106 ax-cnre 11107 ax-pre-lttri 11108 ax-pre-lttrn 11109 ax-pre-ltadd 11110 ax-pre-mulgt0 11111 ax-pre-sup 11112 ax-addf 11113 ax-mulf 11114 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-or 855 df-3or 1094 df-3an 1095 df-tru 1551 df-fal 1561 df-ex 1788 df-nf 1792 df-sb 2075 df-mo 2545 df-eu 2575 df-clab 2720 df-cleq 2733 df-clel 2816 df-nfc 2890 df-ne 2937 df-nel 3041 df-ral 3056 df-rex 3066 df-rmo 3346 df-reu 3347 df-rab 3394 df-v 3435 df-sbc 3725 df-csb 3833 df-dif 3887 df-un 3889 df-in 3891 df-ss 3901 df-pss 3904 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-tr 5182 df-id 5515 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-we 5575 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-pred 6255 df-ord 6316 df-on 6317 df-lim 6318 df-suc 6319 df-iota 6444 df-fun 6490 df-fn 6491 df-f 6492 df-f1 6493 df-fo 6494 df-f1o 6495 df-fv 6496 df-riota 7316 df-ov 7362 df-oprab 7363 df-mpo 7364 df-om 7810 df-1st 7933 df-2nd 7934 df-frecs 8224 df-wrecs 8255 df-recs 8304 df-rdg 8343 df-er 8637 df-map 8769 df-en 8888 df-dom 8889 df-sdom 8890 df-sup 9349 df-inf 9350 df-pnf 11177 df-mnf 11178 df-xr 11179 df-ltxr 11180 df-le 11181 df-sub 11375 df-neg 11376 df-div 11804 df-nn 12170 df-2 12239 df-3 12240 df-n0 12433 df-z 12520 df-uz 12784 df-q 12894 df-rp 12938 df-xneg 13058 df-xadd 13059 df-xmul 13060 df-seq 13959 df-exp 14019 df-cj 15056 df-re 15057 df-im 15058 df-sqrt 15192 df-abs 15193 df-topgen 17401 df-psmet 21342 df-xmet 21343 df-met 21344 df-bl 21345 df-mopn 21346 df-top 22880 df-topon 22897 df-bases 22932 df-cn 23213 df-cnp 23214 df-grpo 30584 df-gid 30585 df-ginv 30586 df-gdiv 30587 df-ablo 30636 df-vc 30650 df-nv 30683 df-va 30686 df-ba 30687 df-sm 30688 df-0v 30689 df-vs 30690 df-nmcv 30691 df-ims 30692 df-lno 30835 df-nmoo 30836 df-blo 30837 df-0o 30838 |
| This theorem is referenced by: blocn2 30899 |
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