Description: Define scalar multiplication on a normed complex vector space. (Contributed by NM, 24-Apr-2007) (New usage is discouraged.)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | df-sm | |- .sOLD = ( 2nd o. 1st ) | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 0 | cns | |- .sOLD | |
| 1 | c2nd | |- 2nd | |
| 2 | c1st | |- 1st | |
| 3 | 1 2 | ccom | |- ( 2nd o. 1st ) | 
| 4 | 0 3 | wceq | |- .sOLD = ( 2nd o. 1st ) |