On 8/8/05, Peter Yang <[EMAIL PROTECTED]> wrote: > Hi, > > I would like to get the coefficient of polynomial expansion. For example, > > (1+ x)^2 = 1 + 2x + x^2, and the coefficients are 1, 2 and 1. > (1 + x + x^2)^3 = 1 + 3*x + 6*x^2 + 7*x^3 + 6*x^4 + 3*x^5 + x^6, and > the coefficients are 1, 3, 6, 7, 6, 3, and 1. >
Use symbolic differentiation as in: https://stat.ethz.ch/pipermail/r-help/2004-December/060797.html ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
