cbicon.png CALCULUS Understanding Its Concepts and Methods

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Ceiling

The ceiling of a number x, written x, is the smallest integer that is not less than $x$. So MATH and - 5⌉ = - 5. The graph of the ceiling function is a step function:

graphics/IE_ceiling__9.png
$f(x)=$ MATH


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Floor function


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.

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