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improper integral

noun, Mathematics.
Also called infinite integral. a definite integral in which one or both of the limits of integration is infinite.
a definite integral in which the integrand becomes infinite at a point or points in the interval of integration.
Origin of improper integral
First recorded in 1940-45 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for improper integral

improper integral

a definite integral having one or both limits infinite or having an integrand that becomes infinite within the limits of integration
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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