Hi, I have a really short (and dumb) question.
In one of my homework problems they talk about a vector w, such that w=e1+e2+e3. (In R3.)
The Attempt at a Solution
I guess they mean that: e1=(1,0,0), e2=(0,1,0) and e3=(0,0,1). So w=(1,1,1). Right?