Definition df-iop 29180

Description: Define the Hilbert space identity operator. See dfiop2 29184 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 28373	. 2 class Iop
2		chba 28348	. . 3 class ℋ
3		cpjh 28366	. . 3 class projℎ
4	2, 3	cfv 6135	. 2 class (projℎ‘ ℋ)
5	1, 4	wceq 1601	1 wff Iop = (projℎ‘ ℋ)

This definition is referenced by:  dfiop2  29184  hoival  29186  hoid1i  29220  hoid1ri  29221  pjclem1  29626  pjclem3  29628  pjci  29631