Exercise 1.5.2

Answers

Note $u$ and $v$ are unit vectors. We have

u^{T} w = u^{T} (v - u (u^{T} v)) = u^{T} v - u^{T} u (u^{T} v) = u^{T} v - u^{T} v = 0 .

niuers

2020-03-20 00:00