School/Anul 3/Semestrul 2/Calcul numeric/homer_int.m

function R = homer_int(f, a, b, n)
  R = ((b-a)/(2*3*n)) * (f(a)+f(b)+4*sum(f(a+([1:2:2*n-1])*((b-a)/(2*n))))+2*sum(f(a+([2:2:2*n-2])*((b-a)/(2*n)))));

 end;