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5.1.122 qhweight

Syntax:
qhweight ( ideal_expression )
Type:
intvec
Purpose:
computes the weight vector of the variables for a quasihomogeneous ideal. If the input is not weighted homogeneous, an intvec of zeros is returned.
Example:
 
  ring h1=32003,(t,x,y,z),dp;
  ideal i=x4+y3+z2;
  qhweight(i);
==> 0,3,4,6
See ideal; intvec; weight.
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