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RIEMANN INTEGRATION. INTRODUCTION. PARTITIONS. NORM OF A PARTITION. REFINEMENT OF A PARTITION. Upper and lower Riemann sums. EXAMPLES:. RIEMANN INTEGRAL. CONDITION OF INTEGRABILITY. Assignment. f(x)=x on [0,1] where P={0,1/3,2/3,1}?
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Assignment • f(x)=x on [0,1] where P={0,1/3,2/3,1}? • If P is a partition of interval [a,b] and f is a bounded function defined on [a,b], then L(f,P) U(f,P)? • f(x)=sinx on [0,/2] where P={0, /6, /3, /2}? • State and prove Darboux theorem? • State and prove necessary and sufficient condition of integrability? • Every monotonic and bounded function is integrable?
A continuous function on a close interval is integrable on that interval? • Show that greatest integer function f(x)=[x] is integrable on [0,4] and [x]dx=6? • let f be a bounded function such that the set of points of discontinuity of f on [a,b] then f is integrable on [a,b]? • show that f(x)=|x| is integrable on [-1,1]
State and prove Darboux theorem? Evaluate xm dx,m≠-1 on [a,b]? Prove the condition of integrability? Give an example of a function which is bounded but not integrable? TESTAttempt any three: