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Mirrors > Home > HSE Home > Th. List > df-iop | Structured version Visualization version GIF version |
Description: Define the Hilbert space identity operator. See dfiop2 28952 for alternate definition. (Contributed by NM, 15-Nov-2000.) (New usage is discouraged.) |
Ref | Expression |
---|---|
df-iop | ⊢ Iop = (projℎ‘ ℋ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | chio 28141 | . 2 class Iop | |
2 | chil 28116 | . . 3 class ℋ | |
3 | cpjh 28134 | . . 3 class projℎ | |
4 | 2, 3 | cfv 6031 | . 2 class (projℎ‘ ℋ) |
5 | 1, 4 | wceq 1631 | 1 wff Iop = (projℎ‘ ℋ) |
Colors of variables: wff setvar class |
This definition is referenced by: dfiop2 28952 hoival 28954 hoid1i 28988 hoid1ri 28989 pjclem1 29394 pjclem3 29396 pjci 29399 |
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