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Why is it that this integral equals zero as the limits go to infinity?

by jack5322
Tags: equals, infinity, integral, limits
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jack5322
#1
Nov16-09, 03:38 PM
P: 59
x^s/s integrated on the semicircular contour with radius R and center c>0, where x>1, s is the complex variable, and R is meant to go to infinity. please help.
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fourier jr
#2
Nov16-09, 05:52 PM
P: 948
do you mean Im(c)>0 ? usually this example is supposed to illustrate the need to indent the contour to get around singularities on the real axis


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