%function accepts 1 string, 1 double and the number of iterations 
%		a31("func_name", start, limit)
% function mus be in appropriate form for fixed point iteration
%
%exp.:
%		function y=fixed(x)
%		y=(x+10)^(1/4);
%		end
%
%		a31("fixed",2,100)
%		ans=1.8556