- #1
roam
- 1,271
- 12
Homework Statement
If {u1, u2,...,um} are nonzero pairwise orthogonal vectors of a subspace W of dimension n, prove that [tex]m \leq n[/tex].
The Attempt at a Solution
I look at all my notes but I still can't understand what this qurstion asks or what definitions I need to be using for this... I'm stuck and appreciate some guidance so I can get started. Thank you.