function stroud_test10 ( ) %*****************************************************************************80 % %% TEST10 tests CIRCLE_CUM. % % Licensing: % % This code is distributed under the GNU LGPL license. % % Modified: % % 06 April 2009 % % Author: % % John Burkardt % global FUNC_2D_INDEX; r = 3.0; xc = 0.0; yc = 0.0; num = function_2d_num ( ); fprintf ( 1, '\n' ); fprintf ( 1, 'TEST10 \n' ); fprintf ( 1, ' CIRCLE_CUM approximates an integral over a circle. \n' ); fprintf ( 1, '\n' ); fprintf ( 1, ' We use radius R = %f\n', r ); fprintf ( 1, ' and center: \n' ); fprintf ( 1, ' XC = %f\n', xc ); fprintf ( 1, ' YC = %f\n', yc ); fprintf ( 1, '\n' ); fprintf ( 1, '\n' ); fprintf ( 1, ... ' Order: 2 4 8 16 \n' ); fprintf ( 1, ' F(X) \n' ); fprintf ( 1, '\n' ); for i = 1 : num FUNC_2D_INDEX = i; for j = 1 : 4 norder = 2^j; result(j) = circle_cum ( 'function_2d', xc, yc, r, norder ); end fname = function_2d_name ( i ); fprintf ( 1, ' %s %12f %12f %12f %12f\n', fname, result(1:4) ); end return end