Region

Returns the region between a pair of curves.

region(Curve)

Given a curve, returns the region between such a curve and the horizontal axis.

region(Curve, Range)

Given a curve and a range x subscript 0.. x subscript f, returns the region between such a curve and the horizontal axis between x subscript 0 and x subscript f.

region(Curve, Curve)

Given two curves, returns the region between these curves.

region(Curve, Curve, Range)

Given two curves and a range x subscript 0.. x subscript f, returns the region between these curves between x subscript 0 and x subscript f.