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Definition df-h0op 27779
Description: Define the Hilbert space zero operator. See df0op2 27783 for alternate definition. (Contributed by NM, 7-Feb-2006.) (New usage is discouraged.)
Assertion
Ref Expression
df-h0op 0hop = (proj‘0)

Detailed syntax breakdown of Definition df-h0op
StepHypRef Expression
1 ch0o 26972 . 2 class 0hop
2 c0h 26964 . . 3 class 0
3 cpjh 26966 . . 3 class proj
42, 3cfv 5689 . 2 class (proj‘0)
51, 4wceq 1474 1 wff 0hop = (proj‘0)
Colors of variables: wff setvar class
This definition is referenced by:  ho0val  27781  ho0f  27782  pjbdlni  28180
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