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| Description: Value of the linear span of a subset of Hilbert space. The span is the intersection of all subspaces constraining the subset. Definition of span in [Schechter] p. 276. |
| Ref | Expression |
|---|---|
| spanval |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-hilex 10501 |
. . 3
| |
| 2 | 1 | elpw2 3464 |
. 2
|
| 3 | helsh 10750 |
. . . . . 6
| |
| 4 | sseq2 2639 |
. . . . . . 7
| |
| 5 | 4 | rcla4ev 2381 |
. . . . . 6
|
| 6 | 3, 5 | mpan 759 |
. . . . 5
|
| 7 | 2, 6 | sylbi 216 |
. . . 4
|
| 8 | intexrab 3468 |
. . . 4
| |
| 9 | 7, 8 | sylib 215 |
. . 3
|
| 10 | sseq1 2637 |
. . . . . 6
| |
| 11 | 10 | rabbidv 2287 |
. . . . 5
|
| 12 | 11 | inteqd 3219 |
. . . 4
|
| 13 | df-span 10907 |
. . . . 5
| |
| 14 | 1 | elpw2 3464 |
. . . . . . 7
|
| 15 | 14 | anbi1i 539 |
. . . . . 6
|
| 16 | 15 | opabbii 3402 |
. . . . 5
|
| 17 | 13, 16 | eqtr4i 1911 |
. . . 4
|
| 18 | 12, 17 | fvopab4g 4742 |
. . 3
|
| 19 | 9, 18 | mpdan 768 |
. 2
|
| 20 | 2, 19 | sylbir 218 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: spancl 10937 spanss2 10947 spanid 10950 spanss 10951 shsumval3i 10994 elspani 11099 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-13 1311 ax-14 1312 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 ax-sep 3438 ax-nul 3445 ax-pow 3481 ax-pr 3524 ax-un 3790 ax-hilex 10501 ax-hfvadd 10502 ax-hv0cl 10505 ax-hfvmul 10507 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-ex 1327 df-sb 1536 df-eu 1775 df-mo 1776 df-clab 1872 df-cleq 1877 df-clel 1880 df-ne 2019 df-ral 2109 df-rex 2110 df-rab 2112 df-v 2294 df-dif 2597 df-un 2600 df-in 2603 df-ss 2605 df-nul 2876 df-pw 3035 df-sn 3049 df-pr 3050 df-op 3053 df-uni 3178 df-int 3215 df-br 3339 df-opab 3396 df-id 3586 df-xp 4000 df-rel 4001 df-cnv 4002 df-co 4003 df-dm 4004 df-rn 4005 df-res 4006 df-ima 4007 df-fun 4008 df-fn 4009 df-f 4010 df-fv 4014 df-opr 4886 df-hlim 10473 df-sh 10709 df-ch 10725 df-span 10907 |