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| Mirrors > Home > HSE Home > Th. List > chshii | Structured version Visualization version GIF version | ||
| Description: A closed subspace is a subspace. (Contributed by NM, 19-Oct-1999.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| chshi.1 | ⊢ 𝐻 ∈ Cℋ |
| Ref | Expression |
|---|---|
| chshii | ⊢ 𝐻 ∈ Sℋ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | chshi.1 | . 2 ⊢ 𝐻 ∈ Cℋ | |
| 2 | chsh 31832 | . 2 ⊢ (𝐻 ∈ Cℋ → 𝐻 ∈ Sℋ ) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ 𝐻 ∈ Sℋ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2144 Sℋ csh 31536 Cℋ cch 31537 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-xp 5656 df-cnv 5658 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fv 6547 df-ov 7424 df-ch 31829 |
| This theorem is used by: chssii 31839 helsh 31853 h0elsh 31864 hhsscms 31886 hhssbnOLD 31887 chocunii 31909 shsleji 31978 shjshcli 31984 pjhthlem1 31999 pjhthlem2 32000 omlsii 32011 ococi 32013 pjoc1i 32039 chne0i 32061 chocini 32062 chjcli 32065 chsleji 32066 chseli 32067 chunssji 32075 chjcomi 32076 chub1i 32077 chlubi 32079 chlej1i 32081 chlej2i 32082 h1de2bi 32162 h1de2ctlem 32163 spansnpji 32186 spanunsni 32187 h1datomi 32189 pjoml2i 32193 qlaxr3i 32244 osumi 32250 osumcor2i 32252 spansnji 32254 spansnm0i 32258 nonbooli 32259 spansncvi 32260 5oai 32269 3oalem2 32271 3oalem5 32274 3oalem6 32275 pjaddii 32283 pjmulii 32285 pjss2i 32288 pjssmii 32289 pj0i 32301 pjocini 32306 pjjsi 32308 pjpythi 32330 mayete3i 32336 pjnmopi 32756 pjimai 32784 pjclem4 32807 pj3si 32815 sto1i 32844 stlei 32848 strlem1 32858 hatomici 32967 hatomistici 32970 atomli 32990 chirredlem3 33000 sumdmdii 33023 sumdmdlem 33026 sumdmdlem2 33027 |
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