-- Option variable: algexact Default value:
algexact affects the behavior of
algsys as follows:
algsys always calls
solve and then uses
solve is called only if the eliminant was not univariate, or if it was a quadratic or biquadratic.
algexact: true doesnt guarantee only exact solutions, just that
algsys will first try as hard as it can to give exact solutions, and only yield approximations when all else fails.
(%o1) true (%i2)