ASKSAGE: Sage Q&A Forum - RSS feedhttps://ask.sagemath.org/questions/Q&A Forum for SageenCopyright Sage, 2010. Some rights reserved under creative commons license.Mon, 12 Dec 2011 22:05:24 +0100Newton's cubic Math Modelinghttps://ask.sagemath.org/question/8548/newtons-cubic-math-modeling/I need to find the "black points" (where the function becomes undefined) of an equation x^3 -1 using newtons method. So the function turns out to be F(x) = x - (x^3-1)/(3x^2). Is there a way to find a majority of the points (where x is undefined as in the Newton cubic fractal photo aka the black points) using Sage?rower9911Mon, 12 Dec 2011 22:05:24 +0100https://ask.sagemath.org/question/8548/