Definition df-iop 30111

Description: Define the Hilbert space identity operator. See dfiop2 30115 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 29306	. 2 class Iop
2		chba 29281	. . 3 class ℋ
3		cpjh 29299	. . 3 class projℎ
4	2, 3	cfv 6433	. 2 class (projℎ‘ ℋ)
5	1, 4	wceq 1539	1 wff Iop = (projℎ‘ ℋ)

This definition is referenced by:  dfiop2  30115  hoival  30117  hoid1i  30151  hoid1ri  30152  pjclem1  30557  pjclem3  30559  pjci  30562