Description: A subcomplex pre-Hilbert space is a left vector space. (Contributed by Mario Carneiro, 7-Oct-2015)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | cphlvec | |- ( W e. CPreHil -> W e. LVec ) | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | cphphl | |- ( W e. CPreHil -> W e. PreHil ) | |
| 2 | phllvec | |- ( W e. PreHil -> W e. LVec ) | |
| 3 | 1 2 | syl | |- ( W e. CPreHil -> W e. LVec ) |