#! /usr/bin/env python
#
def r8lib_test ( ):

#*****************************************************************************80
#
## R8LIB_TEST tests the R8LIB library.
#
#  Licensing:
#
#    This code is distributed under the GNU LGPL license. 
#
#  Modified:
#
#    07 October 2018
#
#  Author:
#
#    John Burkardt
#
  import platform

  from agm_values                  import agm_values_test

  from gamma_values                import gamma_values_test
  from gamma_log_values            import gamma_log_values_test

  from i4_log_10                   import i4_log_10_test
  from i4_modp                     import i4_modp_test
  from i4_sign                     import i4_sign_test
  from i4_uniform_ab               import i4_uniform_ab_test
  from i4_wrap                     import i4_wrap_test

  from i4vec_indicator0            import i4vec_indicator0_test
  from i4vec_indicator1            import i4vec_indicator1_test
  from i4vec_print                 import i4vec_print_test
  from i4vec_transpose_print       import i4vec_transpose_print_test
  from i4vec_uniform_ab            import i4vec_uniform_ab_test

  from perm0_check                 import perm0_check_test
  from perm0_uniform               import perm0_uniform_test

  from perm1_check                 import perm1_check_test
  from perm1_uniform               import perm1_uniform_test

  from r8_abs                      import r8_abs_test
  from r8_acos                     import r8_acos_test
  from r8_acosh                    import r8_acosh_test
  from r8_add                      import r8_add_test
  from r8_agm                      import r8_agm_test
  from r8_aint                     import r8_aint_test
  from r8_asin                     import r8_asin_test
  from r8_asinh                    import r8_asinh_test
  from r8_atan                     import r8_atan_test
  from r8_atanh                    import r8_atanh_test
  from r8_big                      import r8_big_test
  from r8_cas                      import r8_cas_test
  from r8_ceiling                  import r8_ceiling_test
  from r8_choose                   import r8_choose_test
  from r8_chop                     import r8_chop_test
  from r8_cosd                     import r8_cosd_test
  from r8_cotd                     import r8_cotd_test
  from r8_csc                      import r8_csc_test
  from r8_cscd                     import r8_cscd_test
  from r8_cube_root                import r8_cube_root_test
  from r8_degrees                  import r8_degrees_test
  from r8_diff                     import r8_diff_test
  from r8_digit                    import r8_digit_test
  from r8_divide_i4                import r8_divide_i4_test
  from r8_e                        import r8_e_test
  from r8_epsilon                  import r8_epsilon_test
  from r8_epsilon_compute          import r8_epsilon_compute_test
  from r8_exp                      import r8_exp_test
  from r8_factorial                import r8_factorial_test
  from r8_factorial_stirling       import r8_factorial_stirling_test
  from r8_factorial_values         import r8_factorial_values_test
  from r8_factorial2               import r8_factorial2_test
  from r8_factorial2_values        import r8_factorial2_values_test
  from r8_fall                     import r8_fall_test
  from r8_fall_values              import r8_fall_values_test
  from r8_floor                    import r8_floor_test
  from r8_fraction                 import r8_fraction_test
  from r8_fractional               import r8_fractional_test
  from r8_gamma                    import r8_gamma_test
  from r8_gamma_log                import r8_gamma_log_test
  from r8_gamma_log_int            import r8_gamma_log_int_test
  from r8_huge                     import r8_huge_test
  from r8_hypot                    import r8_hypot_test
  from r8_is_in_01                 import r8_is_in_01_test
  from r8_is_inf                   import r8_is_inf_test
  from r8_is_insignificant         import r8_is_insignificant_test
  from r8_is_integer               import r8_is_integer_test
  from r8_is_nan                   import r8_is_nan_test
  from r8_log_10                   import r8_log_10_test
  from r8_log_2                    import r8_log_2_test
  from r8_log_b                    import r8_log_b_test
  from r8_mant                     import r8_mant_test
  from r8_max                      import r8_max_test
  from r8_min                      import r8_min_test
  from r8_mod                      import r8_mod_test
  from r8_modp                     import r8_modp_test
  from r8_mop                      import r8_mop_test
  from r8_nint                     import r8_nint_test
  from r8_normal_01                import r8_normal_01_test
  from r8_normal_ab                import r8_normal_ab_test
  from r8_nth_root                 import r8_nth_root_test
  from r8_pi                       import r8_pi_test
  from r8_pi_sqrt                  import r8_pi_sqrt_test
  from r8_power                    import r8_power_test
  from r8_power_fast               import r8_power_fast_test
  from r8_print                    import r8_print_test
  from r8_radians                  import r8_radians_test
  from r8_rise                     import r8_rise_test
  from r8_rise_values              import r8_rise_values_test
  from r8_round                    import r8_round_test
  from r8_round2                   import r8_round2_test
  from r8_roundb                   import r8_roundb_test
  from r8_roundx                   import r8_roundx_test
  from r8_secd                     import r8_secd_test
  from r8_sech                     import r8_sech_test
  from r8_sigmoid                  import r8_sigmoid_test
  from r8_sign                     import r8_sign_test
  from r8_sign_char                import r8_sign_char_test
  from r8_sign_match               import r8_sign_match_test
  from r8_sign_match_strict        import r8_sign_match_strict_test
  from r8_sign_opposite            import r8_sign_opposite_test
  from r8_sign_opposite_strict     import r8_sign_opposite_strict_test
  from r8_sign3                    import r8_sign3_test
  from r8_sincos_sum               import r8_sincos_sum_test
  from r8_sind                     import r8_sind_test
  from r8_softplus                 import r8_softplus_test
  from r8_sqrt_i4                  import r8_sqrt_i4_test
  from r8_swap                     import r8_swap_test
  from r8_swap3                    import r8_swap3_test
  from r8_tand                     import r8_tand_test
  from r8_tiny                     import r8_tiny_test
  from r8_to_dhms                  import r8_to_dhms_test
  from r8_to_i4                    import r8_to_i4_test
  from r8_to_r8_discrete           import r8_to_r8_discrete_test
  from r8_uniform_01               import r8_uniform_01_test
  from r8_uniform_ab               import r8_uniform_ab_test
  from r8_unswap3                  import r8_unswap3_test
  from r8_walsh_1d                 import r8_walsh_1d_test
  from r8_wrap                     import r8_wrap_test

  from r82col_print_part           import r82col_print_part_test

  from r82row_print_part           import r82row_print_part_test

  from r82vec_print_part           import r82vec_print_part_test

  from r83col_print_part           import r83col_print_part_test

  from r83row_print_part           import r83row_print_part_test

  from r8mat_add                   import r8mat_add_test
  from r8mat_cholesky_factor       import r8mat_cholesky_factor_test
  from r8mat_cholesky_factor_upper import r8mat_cholesky_factor_upper_test
  from r8mat_cholesky_solve        import r8mat_cholesky_solve_test
  from r8mat_det_2d                import r8mat_det_2d_test
  from r8mat_det_3d                import r8mat_det_3d_test
  from r8mat_det_4d                import r8mat_det_4d_test
  from r8mat_diag_get_vector       import r8mat_diag_get_vector_test
  from r8mat_house_axh             import r8mat_house_axh_test
  from r8mat_house_form            import r8mat_house_form_test
  from r8mat_identity              import r8mat_identity_test
  from r8mat_indicator             import r8mat_indicator_test
  from r8mat_inverse_3d            import r8mat_inverse_3d_test
  from r8mat_is_binary             import r8mat_is_binary_test
  from r8mat_l_solve               import r8mat_l_solve_test
  from r8mat_lt_solve              import r8mat_lt_solve_test
  from r8mat_mm                    import r8mat_mm_test
  from r8mat_mtm                   import r8mat_mtm_test
  from r8mat_mtv                   import r8mat_mtv_test
  from r8mat_mv                    import r8mat_mv_test
  from r8mat_nint                  import r8mat_nint_test
  from r8mat_nonzeros              import r8mat_nonzeros_test
  from r8mat_norm_fro              import r8mat_norm_fro_test
  from r8mat_norm_fro_affine       import r8mat_norm_fro_affine_test
  from r8mat_norm_l1               import r8mat_norm_l1_test
  from r8mat_norm_li               import r8mat_norm_li_test
  from r8mat_normal_01             import r8mat_normal_01_test
  from r8mat_print                 import r8mat_print_test
  from r8mat_print_some            import r8mat_print_some_test
  from r8mat_product_elementwise   import r8mat_product_elementwise_test
  from r8mat_ref                   import r8mat_ref_test
  from r8mat_rref                  import r8mat_rref_test
  from r8mat_scale_01              import r8mat_scale_01_test
  from r8mat_scale_ab              import r8mat_scale_ab_test
  from r8mat_solve                 import r8mat_solve_test
  from r8mat_standardize           import r8mat_standardize_test
  from r8mat_transpose             import r8mat_transpose_test
  from r8mat_transpose_print       import r8mat_transpose_print_test
  from r8mat_transpose_print_some  import r8mat_transpose_print_some_test
  from r8mat_u_inverse             import r8mat_u_inverse_test
  from r8mat_u_solve               import r8mat_u_solve_test
  from r8mat_uniform_01            import r8mat_uniform_01_test
  from r8mat_uniform_ab            import r8mat_uniform_ab_test
  from r8mat_uniform_abvec         import r8mat_uniform_abvec_test
  from r8mat_ut_solve              import r8mat_ut_solve_test
  from r8mat_vand2                 import r8mat_vand2_test

  from r8rows_to_r8mat             import r8rows_to_r8mat_test

  from r8vec_amax                  import r8vec_amax_test
  from r8vec_amax_index            import r8vec_amax_index_test
  from r8vec_amin                  import r8vec_amin_test
  from r8vec_amin_index            import r8vec_amin_index_test
  from r8vec_asum                  import r8vec_asum_test
  from r8vec_binary_next           import r8vec_binary_next_test
  from r8vec_bracket               import r8vec_bracket_test
  from r8vec_bracket5              import r8vec_bracket5_test
  from r8vec_cheby_extreme         import r8vec_cheby_extreme_test
  from r8vec_cheby_zero            import r8vec_cheby_zero_test
  from r8vec_cheby1space           import r8vec_cheby1space_test
  from r8vec_concatenate           import r8vec_concatenate_test
  from r8vec_copy                  import r8vec_copy_test
  from r8vec_covariance            import r8vec_covariance_test
  from r8vec_diff_norm             import r8vec_diff_norm_test
  from r8vec_diff_norm_li          import r8vec_diff_norm_li_test
  from r8vec_direct_product        import r8vec_direct_product_test
  from r8vec_dot_product           import r8vec_dot_product_test
  from r8vec_eq                    import r8vec_eq_test
  from r8vec_even                  import r8vec_even_test
  from r8vec_even_select           import r8vec_even_select_test
  from r8vec_fill                  import r8vec_fill_test
  from r8vec_frac                  import r8vec_frac_test
  from r8vec_house_column          import r8vec_house_column_test
  from r8vec_identity_row          import r8vec_identity_row_test
  from r8vec_indicator0            import r8vec_indicator0_test
  from r8vec_indicator1            import r8vec_indicator1_test
  from r8vec_is_ascending          import r8vec_is_ascending_test
  from r8vec_is_ascending_strictly import r8vec_is_ascending_strictly_test
  from r8vec_is_binary             import r8vec_is_binary_test
  from r8vec_is_distinct           import r8vec_is_distinct_test
  from r8vec_is_in_01              import r8vec_is_in_01_test
  from r8vec_is_in_ab              import r8vec_is_in_ab_test
  from r8vec_is_insignificant      import r8vec_is_insignificant_test
  from r8vec_is_integer            import r8vec_is_integer_test
  from r8vec_is_negative           import r8vec_is_negative_test
  from r8vec_is_negative_any       import r8vec_is_negative_any_test
  from r8vec_is_nonnegative        import r8vec_is_nonnegative_test
  from r8vec_is_nonpositive        import r8vec_is_nonpositive_test
  from r8vec_is_nonzero_any        import r8vec_is_nonzero_any_test
  from r8vec_is_one                import r8vec_is_one_test
  from r8vec_is_positive           import r8vec_is_positive_test
  from r8vec_is_zero               import r8vec_is_zero_test
  from r8vec_linspace              import r8vec_linspace_test
  from r8vec_linspace2             import r8vec_linspace2_test
  from r8vec_max                   import r8vec_max_test
  from r8vec_max_abs_index         import r8vec_max_abs_index_test
  from r8vec_max_index             import r8vec_max_index_test
  from r8vec_mean                  import r8vec_mean_test
  from r8vec_mean_geometric        import r8vec_mean_geometric_test
  from r8vec_mean_running          import r8vec_mean_running_test
  from r8vec_mean_update           import r8vec_mean_update_test
  from r8vec_midspace              import r8vec_midspace_test
  from r8vec_min                   import r8vec_min_test
  from r8vec_mirror_next           import r8vec_mirror_next_test
  from r8vec_mirror_ab_next        import r8vec_mirror_ab_next_test
  from r8vec_nint                  import r8vec_nint_test
  from r8vec_norm                  import r8vec_norm_test
  from r8vec_norm_affine           import r8vec_norm_affine_test
  from r8vec_norm_l0               import r8vec_norm_l0_test
  from r8vec_norm_l1               import r8vec_norm_l1_test
  from r8vec_norm_l2               import r8vec_norm_l2_test
  from r8vec_norm_li               import r8vec_norm_li_test
  from r8vec_norm_rms              import r8vec_norm_rms_test
  from r8vec_normal_01             import r8vec_normal_01_test
  from r8vec_normal_ab             import r8vec_normal_ab_test
  from r8vec_normalize_l1          import r8vec_normalize_l1_test
  from r8vec_permute               import r8vec_permute_test
  from r8vec_permute_cyclic        import r8vec_permute_cyclic_test
  from r8vec_permute_uniform       import r8vec_permute_uniform_test
  from r8vec_print                 import r8vec_print_test
  from r8vec_print_part            import r8vec_print_part_test
  from r8vec_print_some            import r8vec_print_some_test
  from r8vec_product               import r8vec_product_test
  from r8vec_reverse               import r8vec_reverse_test
  from r8vec_rotate                import r8vec_rotate_test
  from r8vec_scale_01              import r8vec_scale_01_test
  from r8vec_scale_ab              import r8vec_scale_ab_test
  from r8vec_sign3_running         import r8vec_sign3_running_test
  from r8vec_softmax               import r8vec_softmax_test
  from r8vec_sorted_nearest        import r8vec_sorted_nearest_test
  from r8vec_standardize           import r8vec_standardize_test
  from r8vec_std                   import r8vec_std_test
  from r8vec_std_sample            import r8vec_std_sample_test
  from r8vec_std_update            import r8vec_std_update_test
  from r8vec_step                  import r8vec_step_test
  from r8vec_sum                   import r8vec_sum_test
  from r8vec_sum_running           import r8vec_sum_running_test
  from r8vec_transpose_print       import r8vec_transpose_print_test
  from r8vec_uniform_01            import r8vec_uniform_01_test
  from r8vec_uniform_ab            import r8vec_uniform_ab_test
  from r8vec_uniform_unit          import r8vec_uniform_unit_test
  from r8vec_variance              import r8vec_variance_test
  from r8vec_variance_circular     import r8vec_variance_circular_test
  from r8vec_variance_sample       import r8vec_variance_sample_test
  from r8vec_variance_update       import r8vec_variance_update_test

  from r8vec2_print                import r8vec2_print_test
  from r8vec2_print_some           import r8vec2_print_some_test

  from r8vec3_print                import r8vec3_print_test

  from sort_heap_external          import sort_heap_external_test

  from timestamp                   import timestamp_test

  print ( '' )
  print ( 'R8LIB_TEST' )
  print ( '  Python version: %s' % ( platform.python_version ( ) ) )
  print ( '  Test the R8LIB library.' )

  agm_values_test ( )

  gamma_values_test ( )
  gamma_log_values_test ( )

  i4_log_10_test ( )
  i4_modp_test ( )
  i4_sign_test ( )
  i4_uniform_ab_test ( )
  i4_wrap_test ( )

  i4vec_indicator0_test ( )
  i4vec_indicator1_test ( )
  i4vec_print_test ( )
  i4vec_transpose_print_test ( )
  i4vec_uniform_ab_test ( )

  perm0_check_test ( )
  perm0_uniform_test ( )

  perm1_check_test ( )
  perm1_uniform_test ( )

  r8_abs_test ( )
  r8_acos_test ( )
  r8_acosh_test ( )
  r8_add_test ( )
  r8_agm_test ( )
  r8_aint_test ( )
  r8_asin_test ( )
  r8_asinh_test ( )
  r8_atan_test ( )
  r8_atanh_test ( )
  r8_big_test ( )
  r8_cas_test ( )
  r8_ceiling_test ( )
  r8_choose_test ( )
  r8_chop_test ( )
  r8_cosd_test ( )
  r8_cotd_test ( )
  r8_csc_test ( )
  r8_cscd_test ( )
  r8_cube_root_test ( )
  r8_degrees_test ( )
  r8_diff_test ( )
  r8_digit_test ( )
  r8_divide_i4_test ( )
  r8_e_test ( )
  r8_epsilon_test ( )
  r8_epsilon_compute_test ( )
  r8_exp_test ( )
  r8_factorial_test ( )
  r8_factorial_stirling_test ( )
  r8_factorial_values_test ( )
  r8_factorial2_test ( )
  r8_factorial2_values_test ( )
  r8_fall_test ( )
  r8_fall_values_test ( )
  r8_floor_test ( )
  r8_fraction_test ( )
  r8_fractional_test ( )
  r8_gamma_test ( )
  r8_gamma_log_test ( )
  r8_huge_test ( )
  r8_hypot_test ( )
  r8_is_in_01_test ( )
  r8_is_inf_test ( )
  r8_is_insignificant_test ( )
  r8_is_integer_test ( )
  r8_is_nan_test ( )
  r8_log_10_test ( )
  r8_log_2_test ( )
  r8_log_b_test ( )
  r8_mant_test ( )
  r8_max_test ( )
  r8_min_test ( )
  r8_mod_test ( )
  r8_modp_test ( )
  r8_mop_test ( )
  r8_nint_test ( )
  r8_normal_01_test ( )
  r8_normal_ab_test ( )
  r8_nth_root_test ( )
  r8_pi_test ( )
  r8_pi_sqrt_test ( )
  r8_power_test ( )
  r8_power_fast_test ( )
  r8_print_test ( )
  r8_radians_test ( )
  r8_rise_test ( )
  r8_rise_values_test ( )
  r8_round_test ( )
  r8_round2_test ( )
  r8_roundb_test ( )
  r8_roundx_test ( )
  r8_secd_test ( )
  r8_sech_test ( )
  r8_sigmoid_test ( )
  r8_sign_test ( )
  r8_sign_char_test ( )
  r8_sign_match_test ( )
  r8_sign_match_strict_test ( )
  r8_sign_opposite_test ( )
  r8_sign_opposite_strict_test ( )
  r8_sign3_test ( )
  r8_sincos_sum_test ( )
  r8_sind_test ( )
  r8_softplus_test ( )
  r8_sqrt_i4_test ( )
  r8_swap_test ( )
  r8_swap3_test ( )
  r8_tand_test ( )
  r8_tiny_test ( )
  r8_to_dhms_test ( )
  r8_to_i4_test ( )
  r8_to_r8_discrete_test ( )
  r8_uniform_01_test ( )
  r8_uniform_ab_test ( )
  r8_unswap3_test ( )
  r8_walsh_1d_test ( )
  r8_wrap_test ( )

  r82col_print_part_test ( )

  r82row_print_part_test ( )

  r82vec_print_part_test ( )

  r83col_print_part_test ( )

  r83row_print_part_test ( )

  r8mat_add_test ( )
  r8mat_cholesky_factor_test ( )
  r8mat_cholesky_factor_upper_test ( )
  r8mat_cholesky_solve_test ( )
  r8mat_det_2d_test ( )
  r8mat_det_3d_test ( )
  r8mat_det_4d_test ( )
  r8mat_diag_get_vector_test ( )
  r8mat_house_axh_test ( )
  r8mat_house_form_test ( )
  r8mat_identity_test ( )
  r8mat_indicator_test ( )
  r8mat_inverse_3d_test ( )
  r8mat_is_binary_test ( )
  r8mat_l_solve_test ( )
  r8mat_lt_solve_test ( )
  r8mat_mm_test ( )
  r8mat_mtm_test ( )
  r8mat_mtv_test ( )
  r8mat_mv_test ( )
  r8mat_nint_test ( )
  r8mat_nonzeros_test ( )
  r8mat_norm_fro_test ( )
  r8mat_norm_fro_affine_test ( )
  r8mat_norm_l1_test ( )
  r8mat_normal_01_test ( )
  r8mat_print_test ( )
  r8mat_print_some_test ( )
  r8mat_product_elementwise_test ( )
  r8mat_ref_test ( )
  r8mat_rref_test ( )
  r8mat_scale_01_test ( )
  r8mat_scale_ab_test ( )
  r8mat_solve_test ( )
  r8mat_standardize_test ( )
  r8mat_transpose_test ( )
  r8mat_transpose_print_test ( )
  r8mat_transpose_print_some_test ( )
  r8mat_u_inverse_test ( )
  r8mat_u_solve_test ( )
  r8mat_uniform_01_test ( )
  r8mat_uniform_ab_test ( )
  r8mat_uniform_abvec_test ( )
  r8mat_ut_solve_test ( )
  r8mat_vand2_test ( )

  r8rows_to_r8mat_test ( )

  r8vec_amax_test ( )
  r8vec_amax_index_test ( )
  r8vec_amin_test ( )
  r8vec_amin_index_test ( )
  r8vec_asum_test ( )
  r8vec_binary_next_test ( )
  r8vec_bracket_test ( )
  r8vec_bracket5_test ( )
  r8vec_cheby_extreme_test ( )
  r8vec_cheby_zero_test ( )
  r8vec_cheby1space_test ( )
  r8vec_concatenate_test ( )
  r8vec_copy_test ( )
  r8vec_covariance_test ( )
  r8vec_diff_norm_test ( )
  r8vec_diff_norm_li_test ( )
  r8vec_direct_product_test ( )
  r8vec_dot_product_test ( )
  r8vec_eq_test ( )
  r8vec_even_test ( )
  r8vec_even_select_test ( )
  r8vec_fill_test ( )
  r8vec_frac_test ( )
  r8vec_house_column_test ( )
  r8vec_identity_row_test ( )
  r8vec_indicator0_test ( )
  r8vec_indicator1_test ( )
  r8vec_is_ascending_test ( )
  r8vec_is_ascending_strictly_test ( )
  r8vec_is_binary_test ( )
  r8vec_is_distinct_test ( )
  r8vec_is_in_01_test ( )
  r8vec_is_in_ab_test ( )
  r8vec_is_insignificant_test ( )
  r8vec_is_integer_test ( )
  r8vec_is_negative_test ( )
  r8vec_is_negative_any_test ( )
  r8vec_is_nonnegative_test ( )
  r8vec_is_nonpositive_test ( )
  r8vec_is_nonzero_any_test ( )
  r8vec_is_one_test ( )
  r8vec_is_positive_test ( )
  r8vec_is_zero_test ( )
  r8vec_linspace_test ( )
  r8vec_linspace2_test ( )
  r8vec_max_test ( )
  r8vec_max_abs_index_test ( )
  r8vec_max_index_test ( )
  r8vec_mean_test ( )
  r8vec_mean_geometric_test ( )
  r8vec_mean_running_test ( )
  r8vec_mean_update_test ( )
  r8vec_midspace_test ( )
  r8vec_min_test ( )
  r8vec_mirror_next_test ( )
  r8vec_mirror_ab_next_test ( )
  r8vec_nint_test ( )
  r8vec_norm_test ( )
  r8vec_norm_affine_test ( )
  r8vec_norm_l0_test ( )
  r8vec_norm_l1_test ( )
  r8vec_norm_l2_test ( )
  r8vec_norm_li_test ( )
  r8vec_norm_rms_test ( )
  r8vec_normal_01_test ( )
  r8vec_normal_ab_test ( )
  r8vec_normalize_l1_test ( )
  r8vec_permute_test ( )
  r8vec_permute_cyclic_test ( )
  r8vec_permute_uniform_test ( )
  r8vec_print_test ( )
  r8vec_print_part_test ( )
  r8vec_print_some_test ( )
  r8vec_product_test ( )
  r8vec_reverse_test ( )
  r8vec_rotate_test ( )
  r8vec_sign3_running_test ( )
  r8vec_scale_01_test ( )
  r8vec_scale_ab_test ( )
  r8vec_softmax_test ( )
  r8vec_sorted_nearest_test ( )
  r8vec_standardize_test ( )
  r8vec_std_test ( )
  r8vec_std_sample_test ( )
  r8vec_std_update_test ( )
  r8vec_step_test ( )
  r8vec_sum_test ( )
  r8vec_sum_running_test ( )
  r8vec_transpose_print_test ( )
  r8vec_uniform_01_test ( )
  r8vec_uniform_ab_test ( )
  r8vec_uniform_unit_test ( )
  r8vec_variance_test ( )
  r8vec_variance_circular_test ( )
  r8vec_variance_sample_test ( )
  r8vec_variance_update_test ( )

  r8vec2_print_test ( )
  r8vec2_print_some_test ( )

  r8vec3_print_test ( )

  sort_heap_external_test ( )

  timestamp_test ( )
#
#  Terminate.
#
  print ( '' )
  print ( 'R8LIB_TEST:' )
  print ( '  Normal end of execution.' )
  return

if ( __name__ == '__main__' ):
  from timestamp  import timestamp
  timestamp ( )
  r8lib_test ( )
  timestamp ( )