MATLAB: Function whose cube is smooth cube Hi, I want to charectize the function whose cube is smooth from R to R. For example x^1/3 is smooth and olsa any polynomial but how can i charectrize it? Thanks Best Answer The cube of smooth function is smooth. Related SolutionsMATLAB: The polynomial for the cubic spline is with x or (x-xi) Read the chapter "pp - piecewise polynomial" under "Output Arguments" inhttps://de.mathworks.com/help/matlab/ref/spline.html MATLAB: Function of roots roots() is to find the roots of a polynomial that has the given coefficients. The opposite of it is poly.This is described right in the documentation, http://www.mathworks.com/help/techdoc/ref/poly.html Related QuestionHow to represent the roots of a polynomial on a graphCube root of a complex functionDerive an equation from a set of rootsCannot get the right coefficient from PCHIP fit
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