message: and note in header about -1 seed
diff: @@ -968,7 +968,7 @@ public:
  the eigenvector corresponding to the largest eigenvalue after convergence.
  The maximum number of iterations may set with \p numSteps, the relative
  tolerance with \p tolerance and the seed of the random initialization of
  - \p v0 with \p seed. */
  + \p v0 with \p seed. If \p seed is -1 \p v0 will not be random-initialized. */
  double EstimateLargestEigenvalue(Operator& opr, Vector& v0,
  int numSteps = 10, double tolerance = 1e-8,
  int seed = 12345);
  