11 December 2023 07:07:19 PM

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, 0.00619138 ), 7.85774
  ( 1.12148, 0.895645 ), 1.43523
  ( 1.19299, 0.542867 ), 1.31069
  ( -2.17596, 0.0802302 ), 2.17744
  ( -1.08619, 0.282408 ), 1.1223

  Polynomial coefficients are:
  ( -24.8928, -26.1758 )
  ( 27.0835, -23.521 )
  ( 35.2814, 26.0616 )
  ( -12.3371, 11.2694 )
  ( -6.91005, -1.80734 )
  ( 1, 0 )
Convergence after 50 iterations

  Root magnitude bound is 9.44915

polynomial_root_bound_test():
  Normal end of execution.

11 December 2023 07:07:19 PM