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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 30870 | . . . . 5 ⊢ ((𝑈 ∈ NrmCVec ∧ 𝑊 ∈ NrmCVec) → (𝑈 0op 𝑊) ∈ 𝐿) |
| 14 | 10, 11, 13 | mp2an 693 | . . . 4 ⊢ (𝑈 0op 𝑊) ∈ 𝐿 |
| 15 | 14 | elimel 4550 | . . 3 ⊢ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐿 |
| 16 | 4, 5, 6, 7, 8, 9, 10, 11, 15 | blocni 30885 | . 2 ⊢ (if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ (𝐽 Cn 𝐾) ↔ if(𝑇 ∈ 𝐿, 𝑇, (𝑈 0op 𝑊)) ∈ 𝐵) |
| 17 | 3, 16 | dedth 4539 | 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 4480 ‘cfv 6493 (class class class)co 7361 MetOpencmopn 21304 Cn ccn 23173 NrmCVeccnv 30664 IndMetcims 30671 LnOp clno 30820 BLnOp cblo 30822 0op c0o 30823 |
| 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 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7683 ax-cnex 11087 ax-resscn 11088 ax-1cn 11089 ax-icn 11090 ax-addcl 11091 ax-addrcl 11092 ax-mulcl 11093 ax-mulrcl 11094 ax-mulcom 11095 ax-addass 11096 ax-mulass 11097 ax-distr 11098 ax-i2m1 11099 ax-1ne0 11100 ax-1rid 11101 ax-rnegex 11102 ax-rrecex 11103 ax-cnre 11104 ax-pre-lttri 11105 ax-pre-lttrn 11106 ax-pre-ltadd 11107 ax-pre-mulgt0 11108 ax-pre-sup 11109 ax-addf 11110 ax-mulf 11111 |
| 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 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-riota 7318 df-ov 7364 df-oprab 7365 df-mpo 7366 df-om 7812 df-1st 7936 df-2nd 7937 df-frecs 8226 df-wrecs 8257 df-recs 8306 df-rdg 8344 df-er 8638 df-map 8770 df-en 8889 df-dom 8890 df-sdom 8891 df-sup 9350 df-inf 9351 df-pnf 11173 df-mnf 11174 df-xr 11175 df-ltxr 11176 df-le 11177 df-sub 11371 df-neg 11372 df-div 11800 df-nn 12151 df-2 12213 df-3 12214 df-n0 12407 df-z 12494 df-uz 12757 df-q 12867 df-rp 12911 df-xneg 13031 df-xadd 13032 df-xmul 13033 df-seq 13930 df-exp 13990 df-cj 15027 df-re 15028 df-im 15029 df-sqrt 15163 df-abs 15164 df-topgen 17368 df-psmet 21306 df-xmet 21307 df-met 21308 df-bl 21309 df-mopn 21310 df-top 22843 df-topon 22860 df-bases 22895 df-cn 23176 df-cnp 23177 df-grpo 30573 df-gid 30574 df-ginv 30575 df-gdiv 30576 df-ablo 30625 df-vc 30639 df-nv 30672 df-va 30675 df-ba 30676 df-sm 30677 df-0v 30678 df-vs 30679 df-nmcv 30680 df-ims 30681 df-lno 30824 df-nmoo 30825 df-blo 30826 df-0o 30827 |
| This theorem is referenced by: blocn2 30888 |
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