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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 2848 | . . 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 2848 | . . 3 ⊢ (𝑇 = if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) → (𝑇 ∈ 𝐵 ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵)) | |
| 3 | 1, 2 | bibi12d 348 | . 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 2760 | . . . . . 6 ⊢ (𝑈 0op 𝑊) = (𝑈 0op 𝑊) | |
| 13 | 12, 8 | 0lno 31392 | . . . . 5 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝑊 ∈ NrmCVec) → (𝑈 0op 𝑊) ∈ 𝐿) |
| 14 | 10, 11, 13 | mp2an 705 | . . . 4 ⊢ (𝑈 0op 𝑊) ∈ 𝐿 |
| 15 | 14 | elimel 4551 | . . 3 ⊢ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐿 |
| 16 | 4, 5, 6, 7, 8, 9, 10, 11, 15 | blocni 31407 | . 2 ⊢ (if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ (𝐽 Cn 𝐾) ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵) |
| 17 | 3, 16 | dedth 4540 | 1 ⊢ (𝑇 ∈ 𝐿 → (𝑇 ∈ (𝐽 Cn 𝐾) ↔ 𝑇 ∈ 𝐵)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1569 ∈ wcel 2144 ifcif 4481 ‘cfv 6538 (class class class)co 7420 MetOpencmopn 21668 Cn ccn 23542 NrmCVeccnv 31186 IndMetcims 31193 LnOp clno 31342 BLnOp cblo 31344 0op c0o 31345 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 ax-pre-sup 11278 ax-addf 11279 ax-mulf 11280 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-er 8717 df-map 8849 df-en 8974 df-dom 8975 df-sdom 8976 df-sup 9434 df-inf 9435 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-div 11974 df-nn 12336 df-2 12405 df-3 12406 df-n0 12607 df-z 12694 df-uz 12966 df-q 13076 df-rp 13121 df-xneg 13241 df-xadd 13242 df-xmul 13243 df-seq 14145 df-exp 14205 df-cj 15266 df-re 15267 df-im 15268 df-sqrt 15402 df-abs 15403 df-topgen 17614 df-psmet 21670 df-xmet 21671 df-met 21672 df-bl 21673 df-mopn 21674 df-top 23212 df-topon 23229 df-bases 23264 df-cn 23545 df-cnp 23546 df-grpo 31095 df-gid 31096 df-ginv 31097 df-gdiv 31098 df-ablo 31147 df-vc 31161 df-nv 31194 df-va 31197 df-ba 31198 df-sm 31199 df-0v 31200 df-vs 31201 df-nmcv 31202 df-ims 31203 df-lno 31346 df-nmoo 31347 df-blo 31348 df-0o 31349 |
| This theorem is used by: blocn2 31410 |
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