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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 31368 | . . 3 ⊢ (𝐻 ∈ Sℋ ↔ ((𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻) ∧ (( +ℎ “ (𝐻 × 𝐻)) ⊆ 𝐻 ∧ ( ·ℎ “ (ℂ × 𝐻)) ⊆ 𝐻))) | |
| 2 | 1 | simplbi 500 | . 2 ⊢ (𝐻 ∈ Sℋ → (𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻)) |
| 3 | 2 | simpld 498 | 1 ⊢ (𝐻 ∈ Sℋ → 𝐻 ⊆ ℋ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 ∈ wcel 2141 ⊆ wss 3902 × cxp 5641 “ cima 5646 ℂcc 11065 ℋchba 31079 +ℎ cva 31080 ·ℎ csm 31081 0ℎc0v 31084 Sℋ csh 31088 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-ext 2733 ax-sep 5243 ax-hilex 31159 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-sb 2090 df-clab 2740 df-cleq 2753 df-clel 2836 df-rab 3414 df-v 3455 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-br 5098 df-opab 5160 df-xp 5649 df-cnv 5651 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-sh 31367 |
| This theorem is referenced by: shel 31371 shex 31372 shssii 31373 shsubcl 31380 chss 31389 shsspwh 31406 hhsssh 31429 shocel 31442 shocsh 31444 ocss 31445 shocss 31446 shocorth 31452 shococss 31454 shorth 31455 shoccl 31465 shsel 31474 shintcli 31489 spanid 31507 shjval 31511 shjcl 31516 shlej1 31520 shlub 31574 chscllem2 31798 chscllem4 31800 |
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