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| Mirrors > Home > HSE Home > Th. List > chss | Structured version Visualization version GIF version | ||
| Description: A closed subspace of a Hilbert space is a subset of Hilbert space. (Contributed by NM, 24-Aug-1999.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| chss | ⊢ (𝐻 ∈ Cℋ → 𝐻 ⊆ ℋ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | chsh 31299 | . 2 ⊢ (𝐻 ∈ Cℋ → 𝐻 ∈ Sℋ ) | |
| 2 | shss 31285 | . 2 ⊢ (𝐻 ∈ Sℋ → 𝐻 ⊆ ℋ) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝐻 ∈ Cℋ → 𝐻 ⊆ ℋ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2113 ⊆ wss 3901 ℋchba 30994 Sℋ csh 31003 Cℋ cch 31004 |
| 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 2115 ax-9 2123 ax-ext 2708 ax-sep 5241 ax-hilex 31074 |
| 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 2715 df-cleq 2728 df-clel 2811 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-opab 5161 df-xp 5630 df-cnv 5632 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fv 6500 df-ov 7361 df-sh 31282 df-ch 31296 |
| This theorem is referenced by: chel 31305 pjhcl 31476 dfch2 31482 shlub 31489 chsscon2 31577 chscllem2 31713 pjvec 31771 pjocvec 31772 pjhf 31783 elpjrn 32265 |
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