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A question about exercise 6.a.29?

Open JTP-123 opened this issue 1 year ago • 0 comments

In 6.A.29 (b) how to know finite dimensional space V must have orthonormal basis. Despite orthonormal basis, how to deduce Σ|Cjr - Cir| < ε from ||Σ(Cjr - Cir)e|| < ε?

JTP-123 avatar Oct 02 '23 23:10 JTP-123