nonsmoothnessEtymologyFrom non- + smoothness.nounThe condition of being nonsmooth, roughness“In the context of global optimization and mixed-integer non\-linear programming, generalizing a technique of D'Ambrosio, Fampa, Lee and Vigerske for handling the square-root function, we develop a virtuous smoothing method, using cubics, aimed at functions having some limited nonsmoothness.”