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Mirrors > Home > HSE Home > Th. List > chsh | Structured version Visualization version GIF version |
Description: A closed subspace is a subspace. (Contributed by NM, 19-Oct-1999.) (Revised by Mario Carneiro, 23-Dec-2013.) (New usage is discouraged.) |
Ref | Expression |
---|---|
chsh | ⊢ (𝐻 ∈ Cℋ → 𝐻 ∈ Sℋ ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | isch 28999 | . 2 ⊢ (𝐻 ∈ Cℋ ↔ (𝐻 ∈ Sℋ ∧ ( ⇝𝑣 “ (𝐻 ↑m ℕ)) ⊆ 𝐻)) | |
2 | 1 | simplbi 500 | 1 ⊢ (𝐻 ∈ Cℋ → 𝐻 ∈ Sℋ ) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2114 ⊆ wss 3936 “ cima 5558 (class class class)co 7156 ↑m cmap 8406 ℕcn 11638 ⇝𝑣 chli 28704 Sℋ csh 28705 Cℋ cch 28706 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-rab 3147 df-v 3496 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-xp 5561 df-cnv 5563 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-iota 6314 df-fv 6363 df-ov 7159 df-ch 28998 |
This theorem is referenced by: chsssh 29002 chshii 29004 ch0 29005 chss 29006 choccl 29083 chjval 29129 chjcl 29134 pjhth 29170 pjhtheu 29171 pjpreeq 29175 pjpjpre 29196 ch0le 29218 chle0 29220 chslej 29275 chjcom 29283 chub1 29284 chlub 29286 chlej1 29287 chlej2 29288 spansnsh 29338 fh1 29395 fh2 29396 chscllem1 29414 chscllem2 29415 chscllem3 29416 chscllem4 29417 chscl 29418 pjorthi 29446 pjoi0 29494 hstoc 29999 hstnmoc 30000 ch1dle 30129 atomli 30159 chirredlem3 30169 sumdmdii 30192 |
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