Solved: Let L. N" -'> H" be a linear operator and S = (v ,. V2 .. vn) an orthonormal
Chapter 7, Problem 35(choose chapter or problem)
Let L. N" -'> H" be a linear operator and S = (v ,. V2 .. vn) an orthonormal basis for R". Prove that L is an isometry if and only if T = (L(v,). L(v!) ..... L (vn)) is an orthonormal basis for R"
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