improper integral(redirected from Improper Riemann integral)
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An integral having at least one nonfinite limit or an integrand that becomes infinite between the limits of integration.
(Mathematics) a definite integral having one or both limits infinite or having an integrand that becomes infinite within the limits of integration
1. a definite integral whose area of integration is infinite.
2. a definite integral in which the integrand becomes infinite at a point or points in the interval of integration.