D.4.4.1 separator
.................
Procedure from library mprimdec.lib (see mprimdec_lib).

Usage:
separator(l); list l of prime ideals

Return:
list sepList;

a list of separators of the prime ideals in l,

i.e. polynomials p_ij, s.th. p_ij is in l[j],

for all l[j] not contained in l[i]

but p_ij is not in l[i]

Example:
LIB "mprimdec.lib";
ring r=0,(x,y,z),dp;
ideal i=(x2y,xz2,y2z,z3);
list l=minAssGTZ(i);
list sepL=separator(l);
sepL;
==> [1]:
==>    x
==> [2]:
==>    y

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&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; User manual for <a href="http://www.singular.uni-kl.de/"><i>Singular</i></a> version 2-0-4, October 2002,
generated by <a href="http://www.gnu.org/software/texinfo/"><i>texi2html</i></a>.
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