|  |  5.1.77 leadexp 
See
 intvec;
 lead;
 leadcoef;
 leadmonom;
 monomial;
 poly;
 vector.Syntax:leadexp (poly_expression)
 leadexp (vector_expression)Type:intvec
Purpose:returns the exponent vector of the leading monomial of a polynomial or a vector.
In the case of a vector the last component is the index in the vector.
(The inverse to monomial.)Example:|  |   ring r=32003,(x,y,z),(c,ds);
  poly f=x2+y+z3;
  vector v=[2*x^10,f];
  leadexp(f);
==> 0,1,0
  leadexp(v);
==> 10,0,0,1
  leadexp(0);
==> 0,0,0
 | 
 |