Series

Returns the series expansion of a function around a point.

series(Function, Identifier, Real)

Given a function f open parentheses x subscript 1 comma... comma x subscript n close parentheses, an identifier x subscript i and a real x subscript 0, expands function f with respect to variable x subscript i around the point x subscript 0.

series(Function, Identifier, Real, Natural)

Given a function f open parentheses x subscript 1 comma... comma x subscript n close parentheses, an identifier x subscript i, a real x subscript 0 and a natural n, expands function f with respect to variable x subscript i around the point x subscript 0 up to order n.