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| Mirrors > Home > HSE Home > Th. List > ch0le | Structured version Visualization version GIF version | ||
| Description: The zero subspace is the smallest member of Cℋ. (Contributed by NM, 14-Aug-2002.) (New usage is discouraged.) |
| Ref | Expression |
|---|---|
| ch0le | ⊢ (𝐴 ∈ Cℋ → 0ℋ ⊆ 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | chsh 31613 | . 2 ⊢ (𝐴 ∈ Cℋ → 𝐴 ∈ Sℋ ) | |
| 2 | sh0le 31829 | . 2 ⊢ (𝐴 ∈ Sℋ → 0ℋ ⊆ 𝐴) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝐴 ∈ Cℋ → 0ℋ ⊆ 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2146 ⊆ wss 3908 Sℋ csh 31317 Cℋ cch 31318 0ℋc0h 31324 |
| 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 2148 ax-9 2156 ax-ext 2738 ax-sep 5262 ax-hilex 31388 |
| 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 2745 df-cleq 2758 df-clel 2841 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-xp 5672 df-cnv 5674 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-iota 6499 df-fv 6551 df-ov 7426 df-sh 31596 df-ch 31610 df-ch0 31642 |
| This theorem is used by: chnlen0 31833 ch0pss 31834 ch0lei 31840 chssoc 31885 atcveq0 32737 |
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