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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 31497 | . . 3 ⊢ (𝐻 ∈ Sℋ ↔ ((𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻) ∧ (( +ℎ “ (𝐻 × 𝐻)) ⊆ 𝐻 ∧ ( ·ℎ “ (ℂ × 𝐻)) ⊆ 𝐻))) | |
| 2 | 1 | simplbi 501 | . 2 ⊢ (𝐻 ∈ Sℋ → (𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻)) |
| 3 | 2 | simpld 499 | 1 ⊢ (𝐻 ∈ Sℋ → 𝐻 ⊆ ℋ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∈ wcel 2149 ⊆ wss 3913 × cxp 5657 “ cima 5662 ℂcc 11094 ℋchba 31208 +ℎ cva 31209 ·ℎ csm 31210 0ℎc0v 31213 Sℋ csh 31217 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 ax-sep 5258 ax-hilex 31288 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-br 5111 df-opab 5175 df-xp 5665 df-cnv 5667 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-sh 31496 |
| This theorem is referenced by: shel 31500 shex 31501 shssii 31502 shsubcl 31509 chss 31518 shsspwh 31535 hhsssh 31558 shocel 31571 shocsh 31573 ocss 31574 shocss 31575 shocorth 31581 shococss 31583 shorth 31584 shoccl 31594 shsel 31603 shintcli 31618 spanid 31636 shjval 31640 shjcl 31645 shlej1 31649 shlub 31703 chscllem2 31927 chscllem4 31929 |
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