integral calculus

noun

Definition of integral calculus 

: a branch of mathematics concerned with the theory and applications (as in the determination of lengths, areas, and volumes and in the solution of differential equations) of integrals and integration

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His work -- which included the development of differential calculus and integral calculus -- helped lay the groundwork for the computer and smartphone technology used in today's society. Mitchell Peters, Billboard, "Google Doodle Celebrates Mathematician Gottfried Wilhelm Leibniz's 372nd Birthday," 1 July 2018 This hefty two-volume work is a treatment of differential and integral calculus. Evelyn Lamb, Smithsonian, "The 18th-Century Lady Mathematician Who Loved Calculus and God," 16 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'integral calculus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of integral calculus

circa 1741, in the meaning defined above

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The first known use of integral calculus was circa 1741

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