Examples for
Optimization is the study of minimizing and maximizing real-valued functions. Symbolic and numerical optimization techniques are important to many fields, including machine learning and robotics. Wolfram|Alpha has the power to solve optimization problems of various kinds using state-of-the-art methods.
Find global extrema or find the absolute maximum or minimum of a function.
Scan for extrema that qualify as extrema only in a certain subdomain.
Find extrema that satisfy certain criteria.