Infinitesimal calculus
From Wikipedia, the free encyclopedia.

Infinitesimal calculus is an area of mathematics pioneered by Gottfried Leibniz, as opposed to the calculus of Isaac Newton, which was based upon the concept of the limit.

See also: Calculus, nonstandard analysis.

The original article can be found at: http://en.wikipedia.org/wiki/Infinitesimal_calculus.
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