Documents 1 6.4 Best Approximation; Least Squares. 2 Theorem 6.4.1 Best Approximation Theorem If W is a...

Slide 11 6.4 Best Approximation; Least Squares Slide 2 2 Theorem 6.4.1 Best Approximation Theorem If W is a finite-dimensional subspace of an inner product space V, and if…