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| Description: A lower bound for the norm of a bounded linear operator. |
| Ref | Expression |
|---|---|
| nmblolbi.1 |
|
| nmblolbi.4 |
|
| nmblolbi.5 |
|
| nmblolbi.6 |
|
| nmblolbi.7 |
|
| nmblolbi.u |
|
| nmblolbi.w |
|
| Ref | Expression |
|---|---|
| nmblolbi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fveq1 3723 |
. . . . . 6
| |
| 2 | 1 | fveq2d 3728 |
. . . . 5
|
| 3 | fveq2 3724 |
. . . . . 6
| |
| 4 | 3 | opreq1d 3975 |
. . . . 5
|
| 5 | 2, 4 | breq12d 2631 |
. . . 4
|
| 6 | 5 | imbi2d 612 |
. . 3
|
| 7 | nmblolbi.1 |
. . . 4
| |
| 8 | nmblolbi.4 |
. . . 4
| |
| 9 | nmblolbi.5 |
. . . 4
| |
| 10 | nmblolbi.6 |
. . . 4
| |
| 11 | nmblolbi.7 |
. . . 4
| |
| 12 | nmblolbi.u |
. . . 4
| |
| 13 | nmblolbi.w |
. . . 4
| |
| 14 | eqid 1475 |
. . . . . . 7
| |
| 15 | 14, 11 | 0blo 8452 |
. . . . . 6
|
| 16 | 12, 13, 15 | mp2an 697 |
. . . . 5
|
| 17 | 16 | elimel 2394 |
. . . 4
|
| 18 | 7, 8, 9, 10, 11, 12, 13, 17 | nmblolbii 8459 |
. . 3
|
| 19 | 6, 18 | dedth 2383 |
. 2
|
| 20 | 19 | imp 350 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: isblo3i 8461 blometi 8463 htthlem8 8627 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 962 ax-gen 963 ax-8 964 ax-9 965 ax-10 966 ax-11 967 ax-12 968 ax-13 969 ax-14 970 ax-17 971 ax-4 973 ax-5o 975 ax-6o 978 ax-9o 1123 ax-10o 1140 ax-16 1210 ax-11o 1218 ax-ext 1459 ax-rep 2693 ax-sep 2703 ax-nul 2710 ax-pow 2742 ax-pr 2779 ax-un 2866 ax-inf2 4625 |
| This theorem depends on definitions: df-bi 147 df-or 224 df-an 225 df-3or 776 df-3an 777 df-ex 981 df-sb 1172 df-eu 1382 df-mo 1383 df-clab 1464 df-cleq 1469 df-clel 1472 df-ne 1587 df-nel 1588 df-ral 1649 df-rex 1650 df-reu 1651 df-rab 1652 df-v 1812 df-sbc 1942 df-csb 2002 df-dif 2049 df-un 2050 df-in 2051 df-ss 2053 df-pss 2055 df-nul 2281 df-if 2362 df-pw 2402 df-sn 2412 df-pr 2413 df-tp 2415 df-op 2416 df-uni 2504 df-int 2534 df-iun 2568 df-br 2620 df-opab 2667 df-tr 2681 df-eprel 2832 df-id 2835 df-po 2840 df-so 2850 df-fr 2917 df-we 2934 df-ord 2951 df-on 2952 df-lim 2953 df-suc 2954 df-om 3132 df-xp 3184 df-rel 3185 df-cnv 3186 df-co 3187 df-dm 3188 df-rn 3189 df-res 3190 df-ima 3191 df-fun 3192 df-fn 3193 df-f 3194 df-f1 3195 df-fo 3196 df-f1o 3197 df-fv 3198 df-rdg 3932 df-opr 3965 df-oprab 3966 df-1st 4079 df-2nd 4080 df-1o 4133 df-oadd 4135 df-omul 4136 df-er 4261 df-ec 4263 df-qs 4266 df-map 4324 df-en 4368 df-dom 4369 df-sdom 4370 df-sup 4574 df-ni 5000 df-pli 5001 df-mi 5002 df-lti 5003 df-plpq 5035 df-mpq 5036 df-enq 5037 df-nq 5038 df-plq 5039 df-mq 5040 df-rq 5041 df-ltq 5042 df-1q 5043 df-np 5086 df-1p 5087 df-plp 5088 df-mp 5089 df-ltp 5090 df-plpr 5164 df-mpr 5165 df-enr 5166 df-nr 5167 df-plr 5168 df-mr 5169 df-ltr 5170 df-0r 5171 df-1r 5172 df-m1r 5173 df-c 5240 df-0 5241 df-1 5242 df-i 5243 df-r 5244 df-plus 5245 df-mul 5246 df-lt 5247 df-sub 5356 df-neg 5358 df-pnf 5487 df-mnf 5488 df-xr 5489 df-ltxr 5490 df-le 5491 df-div 5703 df-2 5970 df-sqr 6670 df-re 6751 df-im 6752 df-cj 6753 df-abs 6754 df-grp 8037 df-gid 8038 df-ginv 8039 df-abl 8100 df-vc 8165 df-nv 8211 df-va 8214 df-ba 8215 df-sm 8216 df-0v 8217 df-nm 8219 df-lno 8405 df-nmo 8406 df-blo 8407 df-0o 8408 |