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| Mirrors > Home > HSE Home > Th. List > chsupval | Structured version Visualization version GIF version | ||
| Description: The value of the supremum of a set of closed subspaces of Hilbert space. For an alternate version of the value, see chsupval2 31799. (Contributed by NM, 13-Aug-2002.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| chsupval | ⊢ (𝐴 ⊆ Cℋ → ( ∨ℋ ‘𝐴) = (⊥‘(⊥‘∪ 𝐴))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | chsspwh 31636 | . . 3 ⊢ Cℋ ⊆ 𝒫 ℋ | |
| 2 | sstr2 3947 | . . 3 ⊢ (𝐴 ⊆ Cℋ → ( Cℋ ⊆ 𝒫 ℋ → 𝐴 ⊆ 𝒫 ℋ)) | |
| 3 | 1, 2 | mpi 21 | . 2 ⊢ (𝐴 ⊆ Cℋ → 𝐴 ⊆ 𝒫 ℋ) |
| 4 | hsupval 31723 | . 2 ⊢ (𝐴 ⊆ 𝒫 ℋ → ( ∨ℋ ‘𝐴) = (⊥‘(⊥‘∪ 𝐴))) | |
| 5 | 3, 4 | syl 18 | 1 ⊢ (𝐴 ⊆ Cℋ → ( ∨ℋ ‘𝐴) = (⊥‘(⊥‘∪ 𝐴))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ⊆ wss 3908 𝒫 cpw 4567 ∪ cuni 4877 ‘cfv 6543 ℋchba 31308 Cℋ cch 31318 ⊥cort 31319 ∨ℋ chsup 31323 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-1cn 11176 ax-addcl 11178 ax-hilex 31388 ax-hfvadd 31389 ax-hv0cl 31392 ax-hfvmul 31394 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-ral 3083 df-rex 3093 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-iun 4963 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-ov 7426 df-oprab 7427 df-mpo 7428 df-om 7872 df-2nd 7996 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-map 8835 df-nn 12252 df-hlim 31361 df-sh 31596 df-ch 31610 df-chsup 31700 |
| This theorem is used by: (None) |
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