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| Mirrors > Home > HSE Home > Th. List > shss | Structured version Visualization version GIF version | ||
| Description: A subspace is a subset of Hilbert space. (Contributed by NM, 9-Oct-1999.) (Revised by Mario Carneiro, 23-Dec-2013.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| shss | ⊢ (𝐻 ∈ Sℋ → 𝐻 ⊆ ℋ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | issh 31180 | . . 3 ⊢ (𝐻 ∈ Sℋ ↔ ((𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻) ∧ (( +ℎ “ (𝐻 × 𝐻)) ⊆ 𝐻 ∧ ( ·ℎ “ (ℂ × 𝐻)) ⊆ 𝐻))) | |
| 2 | 1 | simplbi 497 | . 2 ⊢ (𝐻 ∈ Sℋ → (𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻)) |
| 3 | 2 | simpld 494 | 1 ⊢ (𝐻 ∈ Sℋ → 𝐻 ⊆ ℋ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2111 ⊆ wss 3897 × cxp 5609 “ cima 5614 ℂcc 10999 ℋchba 30891 +ℎ cva 30892 ·ℎ csm 30893 0ℎc0v 30896 Sℋ csh 30900 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-ext 2703 ax-sep 5229 ax-hilex 30971 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2710 df-cleq 2723 df-clel 2806 df-rab 3396 df-v 3438 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-nul 4279 df-if 4471 df-pw 4547 df-sn 4572 df-pr 4574 df-op 4578 df-br 5087 df-opab 5149 df-xp 5617 df-cnv 5619 df-dm 5621 df-rn 5622 df-res 5623 df-ima 5624 df-sh 31179 |
| This theorem is referenced by: shel 31183 shex 31184 shssii 31185 shsubcl 31192 chss 31201 shsspwh 31218 hhsssh 31241 shocel 31254 shocsh 31256 ocss 31257 shocss 31258 shocorth 31264 shococss 31266 shorth 31267 shoccl 31277 shsel 31286 shintcli 31301 spanid 31319 shjval 31323 shjcl 31328 shlej1 31332 shlub 31386 chscllem2 31610 chscllem4 31612 |
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