function [y] = Nullstelle5(b,t)
g = 0;
y = 0;
T = [3;4;5;6;7;8;10;12;14;19];
%t = getappdata(0,'t')
%getappdata(0,'t') 
%evalin('base','t')
assignin('caller','t',t);
    for z = 1:10
        for i = 1:10
            g = g + (T(i,1) - t)^b;
        end;
         y = y + ((1-b)/(T(z,1)-t) + 10*b*(T(z,1)-t)^(b-1)/g);
    end;
   
assignin('base','b',b);