Dictionary.com
definitions

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.

RELATED CONTENT

Snuck Or Sneaked?You may have heard that snuck as the past tense of sneak is improper English, but does this designation hold water? Like leaked as the past tense of leak, sneaked was the original past tense and past participle for sneak, which means “to move in a stealthy or furtive manner.” Used as early as the late 1800s, snuck has become the standard variant past tense …
READ MORE
Did One Man Write The First Great English Dictionary All By Himself?We’d like to take a moment to celebrate the man behind A Dictionary of the English Language, the first definitive English dictionary, the famous Samuel Johnson.
READ MORE

Nearby words

  1. improbity,
  2. imprompt,
  3. impromptu,
  4. improper,
  5. improper fraction,
  6. improperia,
  7. impropriate,
  8. impropriety,
  9. improv,
  10. improve

Origin of improper integral

First recorded in 1940–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for improper integral

improper integral

noun

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