12 December 2023 08:43:23 AM

polynomial_root_bound_test():
  C++ version
  Test polynomial_root_bound()

polynomial1_test():
  Bound the roots of a specific polynomial:
    12z^5 + 2z^2 + 23i.

  Polynomial coefficients are:
  ( 0, 23 )
  ( 0, 0 )
  ( 2, 0 )
  ( 0, 0 )
  ( 0, 0 )
  ( 12, 0 )
Convergence after 41 iterations

  Root magnitude bound is 1.16465

  Polynomial roots and norms are:
  ( -1.10402, -0.336863 )  1.15427
  ( -0.661521, 0.897014 )  1.11456
  ( 0.0257088, -1.13896 )  1.13925
  ( 0.677409, 0.945866 )  1.16342
  ( 1.06242, -0.367055 )  1.12404

polynomial2_test():
  Bound the roots of a random polynomial:

  Polynomial roots and norms are:
  ( 7.85773, 0.0486511 )  7.85788
  ( 1.12148, 2.25834 )  2.52147
  ( 1.19299, 0.771157 )  1.42053
  ( -2.17596, 0.175142 )  2.183
  ( -1.08619, 0.319765 )  1.13228

  Polynomial coefficients are:
  ( -17.043, -67.4491 )
  ( 62.1193, -45.0428 )
  ( 48.2728, 54.8689 )
  ( -14.7637, 21.5835 )
  ( -6.91005, -3.57306 )
  ( 1, 0 )
Convergence after 50 iterations

  Root magnitude bound is 10.8686

polynomial_root_bound_test():
  Normal end of execution.

12 December 2023 08:43:23 AM