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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 31803 | . . 3 ⊢ (𝐻 ∈ Sℋ ↔ ((𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻) ∧ (( +ℎ “ (𝐻 × 𝐻)) ⊆ 𝐻 ∧ ( ·ℎ “ (ℂ × 𝐻)) ⊆ 𝐻))) | |
| 2 | 1 | simplbi 502 | . 2 ⊢ (𝐻 ∈ Sℋ → (𝐻 ⊆ ℋ ∧ 0ℎ ∈ 𝐻)) |
| 3 | 2 | simpld 500 | 1 ⊢ (𝐻 ∈ Sℋ → 𝐻 ⊆ ℋ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∈ wcel 2145 ⊆ wss 3899 × cxp 5649 “ cima 5654 ℂcc 11191 ℋchba 31514 +ℎ cva 31515 ·ℎ csm 31516 0ℎc0v 31519 Sℋ csh 31523 |
| 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 2147 ax-9 2155 ax-ext 2733 ax-sep 5249 ax-hilex 31594 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-br 5104 df-opab 5168 df-xp 5657 df-cnv 5659 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-sh 31802 |
| This theorem is used by: shel 31806 shex 31807 shssii 31808 shsubcl 31815 chss 31824 shsspwh 31841 hhsssh 31864 shocel 31877 shocsh 31879 ocss 31880 shocss 31881 shocorth 31887 shococss 31889 shorth 31890 shoccl 31900 shsel 31909 shintcli 31924 spanid 31942 shjval 31946 shjcl 31951 shlej1 31955 shlub 32009 chscllem2 32233 chscllem4 32235 |
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