5.1.62 leadcoef
---------------
Syntax:
leadcoef ( poly_expression )

leadcoef ( vector_expression )
Type:
number
Purpose:
returns the leading (or initial) coefficient of a polynomial or a vector
with respect to the monomial ordering.
Example:
  ring r=32003,(x,y,z),(c,ds);
  poly f=x2+y+z3;
  vector v=[2*x^10,f];
  leadcoef(f);
==> 1
  leadcoef(v);
==> 2
  leadcoef(0);
==> 0
See
lead;
leadexp;
leadmonom;
number;
poly;
vector.
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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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