Definition df-iop 29532

Description: Define the Hilbert space identity operator. See dfiop2 29536 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 28727	. 2 class Iop
2		chba 28702	. . 3 class ℋ
3		cpjh 28720	. . 3 class projℎ
4	2, 3	cfv 6324	. 2 class (projℎ‘ ℋ)
5	1, 4	wceq 1538	1 wff Iop = (projℎ‘ ℋ)

This definition is referenced by:  dfiop2  29536  hoival  29538  hoid1i  29572  hoid1ri  29573  pjclem1  29978  pjclem3  29980  pjci  29983