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D.2.8.15 rootofUnity

Procedure from library ring.lib (see ring_lib).

Usage:
rootofUnity(n); n an integer

Return:
number

Purpose:
compute the minimal polynomial for the n-th primitive root of unity

Note:
works only in field extensions by one element

Example:
 

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            User manual for Singular version 3-1-6, Dec 2012, generated by texi2html.