When computing the nth iteration of the logistic map simultaneously over a range of initial values, fix the degree of the polynomial to 2^n instead of trying out an increasing sequence of degrees.  (Still increasing the coefficient precision until the result is sufficiently accurate.)
When computing the nth iteration of the logistic map simultaneously over
a range of initial values, fix the degree of the polynomial to 2^n
instead of trying out an increasing sequence of degrees.  (Still
increasing the coefficient precision until the result is sufficiently
accurate.)
michalkonecny/aern