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symbolic results in CAS
11-05-2015, 04:49 PM
Post: #1
symbolic results in CAS
In CAS I can invoke Toolbox > Algebra > Factor as follows:

factor(x^4 - 1) --> (x-1)*(x+1)*(x^2+1)

So far so good. Now, if I store 2 into variable "x" and invoke factor again we have

factor(x^4 - 1) --> 15

In other words, if I have used a variable I can no longer obtain symbolic results with that variable. How do I mark a variable unused so it can be used for symbolic calculations?
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Messages In This Thread
symbolic results in CAS - epp - 11-05-2015 04:49 PM
RE: symbolic results in CAS - Vtile - 11-05-2015, 05:27 PM
RE: symbolic results in CAS - Tim Wessman - 11-05-2015, 05:28 PM
RE: symbolic results in CAS - Joe Horn - 11-06-2015, 12:27 AM



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