Re: Symbolic complex algebra in mathematica

*To*: mathgroup at yoda.ncsa.uiuc.edu*Subject*: Re: Symbolic complex algebra in mathematica*From*: Douglas N. Arnold <dna at math.psu.edu>*Date*: Mon, 26 Nov 90 10:00:17 -0500

ken yip <yip-ken at CS.YALE.EDU> writes >> I want to define a complex quantity >> >> z = x + I y >> >> so that >> >> Re[z] ==> x >> Im[z] ==> y >> Conjugate[z] ==> x - I y >> >> etc. I think the package Complex.m will do what you want. It is available by anonymous ftp from ftp.ncsa.uiuc.edu in the directory Symbolic/Mathematica/Packages. Douglas N. Arnold dna at math.psu.edu Dept. of Mathematics, Penn State Univ. (814) 865-0246