I found the closest point to vector y in subspace W spanned by vector v1 and vector v2. This is exercise (11) in chapter 6.3 is in (chapter 6); [Orthogonality and Least Squares] contained within "Linear Algebra and it's Applications," (David C. Lay, 2003, Pearson Education) is currently used at the University of California, San Diego for Math-18 -Mark R. Rowe

I found the closest point to vector y in subspace W spanned by vector v1 and vector v2. This is exercise (11) in chapter 6.3 is in (chapter 6); [Orthogonality and Least Squares] contained within "Linear Algebra and it's Applications," (David C. Lay, 2003, Pearson Education) is currently used at the University of California, San Diego for Math-18.

-Mark R. Rowe