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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 31705 | . 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 2145 Sℋ csh 31409 Cℋ cch 31410 |
| 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 2732 |
| 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 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-xp 5661 df-cnv 5663 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6489 df-fv 6541 df-ov 7416 df-ch 31702 |
| This theorem is used by: chssii 31712 helsh 31726 h0elsh 31737 hhsscms 31759 hhssbnOLD 31760 chocunii 31782 shsleji 31851 shjshcli 31857 pjhthlem1 31872 pjhthlem2 31873 omlsii 31884 ococi 31886 pjoc1i 31912 chne0i 31934 chocini 31935 chjcli 31938 chsleji 31939 chseli 31940 chunssji 31948 chjcomi 31949 chub1i 31950 chlubi 31952 chlej1i 31954 chlej2i 31955 h1de2bi 32035 h1de2ctlem 32036 spansnpji 32059 spanunsni 32060 h1datomi 32062 pjoml2i 32066 qlaxr3i 32117 osumi 32123 osumcor2i 32125 spansnji 32127 spansnm0i 32131 nonbooli 32132 spansncvi 32133 5oai 32142 3oalem2 32144 3oalem5 32147 3oalem6 32148 pjaddii 32156 pjmulii 32158 pjss2i 32161 pjssmii 32162 pj0i 32174 pjocini 32179 pjjsi 32181 pjpythi 32203 mayete3i 32209 pjnmopi 32629 pjimai 32657 pjclem4 32680 pj3si 32688 sto1i 32717 stlei 32721 strlem1 32731 hatomici 32840 hatomistici 32843 atomli 32863 chirredlem3 32873 sumdmdii 32896 sumdmdlem 32899 sumdmdlem2 32900 |
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