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Let f be defined on [a,b] and define f+(x) = f(x) if f(x) =>0 and 0 if f(x) <0 . Prove that for any partition
Let f be defined on [a,b] and define f+(x) = f(x) if f(x) =>0 and 0 if f(x) <0 . Prove that for any partition P of [a,b] U((f+, P) - L(f+,P) <= U(f,P) - L(f,P)
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Mathematical Interest Theory
Authors: Leslie Jane, James Daniel, Federer Vaaler
3rd Edition
147046568X, 978-1470465681
