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| Description: Define vector addition on a normed complex vector space. |
| Ref | Expression |
|---|---|
| df-va |
    
  |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cpv 8204 |
. 2
 | |
| 2 | c1st 4077 |
. . 3
| |
| 3 | 2, 2 | ccom 3174 |
. 2
|
| 4 | 1, 3 | wceq 956 |
1
 |
| Colors of variables: wff set class |
| This definition is referenced by: vafval 8222 0vfval 8225 vsfval 8254 |