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D.6.13.19 tangentcone

Procedure from library sing.lib (see sing_lib).

Usage:
tangentcone(id [,n]); id = ideal, n = int

Return:
the tangent cone of id

Note:
The procedure works for any monomial ordering.
If n=0 use std w.r.t. local ordering ds, if n=1 use locstd.

Example:
 

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