Let W be a finite-dimensional subspace of an inner product space V , and let E be the orthogonal projection of V on W. Prove that (Eα|β) = (α|Eβ) for all alpha and β in V .
Let W be a finite-dimensional subspace of an inner product space V , and let E be the orthogonal projection of V on W. Prove that (Eα|β) = (α|Eβ) for all alpha and β in V .
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.6: The Matrix Of A Linear Transformation
Problem 43EQ
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Let W be a finite-dimensional subspace of an inner product space V , and let E be the orthogonal projection of V on W. Prove that (Eα|β) = (α|Eβ) for all alpha and β in V .
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