Show that dot multiplication of vectors is positive definite; that is, show that u.u>=0 for every vector u and that u.u = 0 if and only if u = 0.
Show that dot multiplication of vectors is positive definite; that is, show that u.u>=0 for every vector u and that u.u = 0 if and only if u = 0.
Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter4: Vector Spaces
Section4.2: Vector Spaces
Problem 44E: Prove that in a given vector space V, the additive inverse of a vector is unique.
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