Definition df-ch0 9125

Description: Define the zero for closed subspaces of Hilbert space. See h0elch 9127 for closure law.

Assertion

Ref	Expression
df-ch0	|- 0H = {0h}

Detailed syntax breakdown of Definition df-ch0

Step	Hyp	Ref	Expression
1		c0h 8804	. 2 class 0H
2		c0v 8791	. . 3 class 0h
3	2	csn 2409	. 2 class {0h}
4	1, 3	wceq 956	1 wff 0H = {0h}

This definition is referenced by:  elch0 9126  h0elch 9127  sh0let 9364  spansn0 9464  df0op2 9678  ho01 9754  hh0o 9829  nmop0h 9916

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