Limit comparison test

Part of a series of articles about
Calculus
${\displaystyle \int _{a}^{b}f'(t)\,dt=f(b)-f(a)}$
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Miscellanea Precalculus History Glossary List of topics Integration Bee Mathematical analysis Nonstandard analysis

In mathematics, the limit comparison test (LCT) (in contrast with the related direct comparison test) is a method of testing for the convergence of an infinite series.