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Related theorems GIF version |
| Description: Define the class of all complex Hilbert spaces. A Hilbert space is a Banach space which is also an inner product space. |
| Ref | Expression |
|---|---|
| df-hl | ⊢ CHil = (CBan ∩ CPreHil) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | chl 8533 | . 2 class CHil | |
| 2 | cbn 8466 | . . 3 class CBan | |
| 3 | cphl 8415 | . . 3 class CPreHil | |
| 4 | 2, 3 | cin 2042 | . 2 class (CBan ∩ CPreHil) |
| 5 | 1, 4 | wceq 954 | 1 wff CHil = (CBan ∩ CPreHil) |
| Colors of variables: wff set class |
| This definition is referenced by: ishl 8535 |