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Truncate of order n : truncate

truncate takes as argument, a polynomial and an integer n.
truncate truncates this polynomial at order n (removing all terms of order greater or equal to n+1).
truncate may be used to transform a series expansion into a polynomial or to compute series expansion step by step.
Input :
Output :
Input :
Output :
Note that the returned polynomial is normalized.

giac documentation written by Renée De Graeve and Bernard Parisse