Singular Manual: isTame

  | #### D.6.14.1 isTame Procedure from library `gmspoly.lib` (see gmspoly_lib). Usage: isTame(f); poly f Assume: basering has no variables named w(1),w(2),... Return:
      int k=
        1;  if f is tame in the sense of Broughton [Bro88,3]
        0;  if f is not tame
Remarks: procedure implements Proposition 3.1 in [Bro88] Example:
    LIB "gmspoly.lib";
    ring R=0,(x,y),dp;
    isTame(x2y+x);
    ==> 0
    isTame(x3+y3+xy);
    ==> 1

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