Is the date of Easter Sunday a periodic function of the year number for the 21st century (2000-2100)? Put the number of instances of a particular date (1 to 31) in the vector date and finish by plotting yearvec against date. Use easter.m and friday13.m for reference.

function dn = easter (y) | g= mod ( y, 19) 1; + s Century number. floor (y/100) 1; c = + and rbit. Corrections for leap = floor (3*c/4) -12; % years moon 's x z floor ( (8*c+5 )/25) -5; 12 % Epact. e = mod (11*g+20+2-x, 30); if (e="25 && g>11 11 e="24), e + 1; end = e 15 % Full moon. n=44-e; if n 11 11 e="24), e + 1; end = e 15 % Full moon. n=44-e; if n