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.Thu, 10 Aug 2023 16:02:26 +0200Finding the coefficient of multivariable generating functionhttps://ask.sagemath.org/question/72418/finding-the-coefficient-of-multivariable-generating-function/I want to find the coefficient of $[a^3b^3c^3]$ in the expansion of $$\bigg[1-\bigg(\frac{a+a^2}{1-(a+a^2)}+\frac{b+b^2}{1-(b+b^2)}+\frac{c+c^2}{1-(c+c^2)}\bigg)\bigg]^{(-1)}$$
I have made research on internet about coefficient of this multivariable generating function, but could not find something valuable. Can you help me to calculate the coefficent using Sagemath ?jacopThu, 10 Aug 2023 16:02:26 +0200https://ask.sagemath.org/question/72418/