message: Skip input vector randomizing in EstimateLargestEigenvalue if the seed is -1; useful when v0 is already random initialized
diff: @@ -628,7 +628,10 @@ double PowerMethod::EstimateLargestEigenvalue(Operator& opr, Vector& v0,
  int numSteps, double tolerance, int seed)
  {
  v1.SetSize(v0.Size());
  + if (seed != -1)
  + {
  v0.Randomize(seed);
  + }
  double eigenvalue = 1.0;
  