+An **integral** is a core concept in [Calculus](/wiki/Calculus) that describes the accumulation of quantities. It sums infinitesimally small parts to find a total, such as [Area](/wiki/Area) under a curve, and serves as the inverse operation to differentiation.
+## See also
+- [Antiderivative](/wiki/Antiderivative)
+- [Riemann Sum](/wiki/Riemann_Sum)
+- [Fundamental Theorem](/wiki/Fundamental_Theorem)
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