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Re: Symbolic complex algebra in mathematica


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


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