Exercise 5.4.2. Find the upper sum and lower sum for each of the following functions with respect to the given partition. (1) Let f: [1,3] →R be defined by f(x) = } for all x € [1,3), and let P =...

5.4.2

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Extracted text: Exercise 5.4.2. Find the upper sum and lower sum for each of the following functions with respect to the given partition. (1) Let f: [1,3] →R be defined by f(x) = } for all x € [1,3), and let P = {1,1.4, 1.8,2.2,2.6,3}. (2) Let s be the function given in Example 5.2.6 (4), and let Q = {0,},,, 1}.