n = input('Please enter a number that is between 1 & 16 (2<= n <=15): ');
              while(n<2 || n>15)
                  n=input('Number is not between 1 & 16, Please reenter a correct number: ');
              end
 fprintf(1, '\n'); %adding a blank line

 %% Plotting
x=n;
y=sqrt(log(x^3+1));
i=atan((exp(3*x^2))/(x^4+3));
z=y-i;
plot(z)
grid;
title('\bfDifference between 2 sides','fontsize',18,'color','r');
xlabel('X-axis','fontsize',18);
ylabel('Y-axis','fontsize',18);
axis([0,5,0,5])