CALCULUS Understanding Its Concepts and Methods
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Suppose f(x) is defined on the interval [a,b].
Let a = x0 < x1 < x2 < · · · < xn = b be n + 1 points and let be a point in the subinterval [xi-1,xi] for i = 1, 2, ... , n.
Then the sum is called a Riemann sum.
It is an approximation to the integral .
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Left sum, right sum, middle sum
Lower sum, upper sum
Copyright © 2006 Darel Hardy, Fred Richman, Carol Walker, Robert Wisner. All rights reserved. Except upon the express prior permission in writing, from the authors, no part of this work may be reproduced, transcribed, stored electronically, or transmitted in any form by any method.