function Quad_Calc_NG ()
disp('This program uses the explicit formula to solve a quadratic equation using "a", "b" and "c" values given by the user.')
Run_Calc = 1;

while (Run_Calc == 1)
    A=input(['Please enter an "a" value:']);
    B=input(['Please enter a "b" value:']);
    C=input(['Please enter a "c" value:"']);
    X1=(-B+sqrt(B^2-4*A*C))/(2*A);
    X2=(-B-sqrt(B^2-4*A*C))/(2*A);
    if (! iscomplex(X1))
        disp(['X1 =' num2str(X1)])
        disp(['X2 =' num2str(X2)])
    else
        disp(["NOPE! Wont work!"]);
    endif
    Run_Calc=input('Would you like to run another calculation? 1 = yes, any other number = no ');
endwhile
disp('Goodbye')