http://www.math.ualberta.ca/~xichen/...05w/hw2sol.pdf

can someone tell me why in solution to #9, we can choose the scalars alpha and beta to be such that alpha + beta =1 ?

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- Jul 3rd 2008, 10:26 PMsquarerootof2question about homework on convexity
http://www.math.ualberta.ca/~xichen/...05w/hw2sol.pdf

can someone tell me why in solution to #9, we can choose the scalars alpha and beta to be such that alpha + beta =1 ? - Jul 3rd 2008, 11:51 PMCaptainBlack