function value = year_is_leap_roman ( y ) %*****************************************************************************80 % %% YEAR_IS_LEAP_ROMAN returns TRUE if the Roman year was a leap year. % % Discussion: % % For our unrealistic and idealized Roman calendar, we are going to % take a year to have been a leap year if the corresponding year in % the idealized Julian calendar was a leap year. % % Licensing: % % This code is distributed under the GNU LGPL license. % % Modified: % % 23 September 2012 % % Author: % % John Burkardt % % Parameters: % % Input, integer Y, the year to be checked. % % Output, logical VALUE, TRUE if the year was a leap year. % ierror = y_check_roman ( y ); if ( ierror ~= 0 ) value = 0; return end y2 = y_roman_to_julian ( y ); value = year_is_leap_julian ( y2 ); return end