Definition df-iop 31820

Description: Define the Hilbert space identity operator. See dfiop2 31824 for alternate definition. (Contributed by NM, 15-Nov-2000.) (New usage is discouraged.)

Assertion

Ref	Expression
df-iop	⊢ Iop = (projℎ‘ ℋ)

Detailed syntax breakdown of Definition df-iop

Step	Hyp	Ref	Expression
1		chio 31015	. 2 class Iop
2		chba 30990	. . 3 class ℋ
3		cpjh 31008	. . 3 class projℎ
4	2, 3	cfv 6498	. 2 class (projℎ‘ ℋ)
5	1, 4	wceq 1542	1 wff Iop = (projℎ‘ ℋ)

This definition is referenced by:  dfiop2  31824  hoival  31826  hoid1i  31860  hoid1ri  31861  pjclem1  32266  pjclem3  32268  pjci  32271