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Let С [-, π] be the vector space of all continuous functions over [-, л] with inner product (f, g) Sf(x)g(x)dx. What is
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Let С [-, π] be the vector space of all continuous functions over [-, л] with inner product (f, g) Sf(x)g(x)dx. What is
Let С [-, π] be the vector space of all continuous functions over [-, л] with inner product (f, g) Sf(x)g(x)dx. What is the closest function a cos x + b sin x to the function f(x) = sin 2x in C [-л, π]? What is the closest straight line c + dx? =
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