5.1.83 ncols
------------
Syntax:
ncols ( matrix_expression )

ncols ( intmat_expression )

ncols ( ideal_expression )
Type:
int
Purpose:
returns the number of columns of a matrix or an intmat or the number of
given generators of the ideal, including zeros.
Note:
size(ideal) counts the number of generators
which are different from zero. (Use nrows to get the number of rows
of a given matrix or intmat.)
Example:
  ring r;
  matrix m[5][6];
  ncols(m);
==> 6
  ideal i=x,0,y;
  ncols(i);
==> 3
  size(i);
==> 2
See
matrix;
nrows;
size.
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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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