AC Generator and Resistor

%% AC Generator and Resistor
% Determines the RMS voltage, frequency, voltage at time t, and maximum
% current of a circuit

% Inputs and Variables
deltaV = input('What is the voltage output a*sin(b*t) where a and b are given in brackets?\n');
fprintf('The equation for voltage output is deltaV = %isin(%it)\n', deltaV(1), deltaV(2))
a = input('Is the above equation correct? Y/N \n', 's');
while a == 'N'
    deltaV = input('What is the voltage output a*sin(b*t) where a and b are given in brackets?\n');
    a = input('Is the above equation correct? Y/N \n', 's');
end
t = input('What is the time t?\n');
R = input('What is the resistance?\n');

% Outputs and Equations
Vmax = deltaV(1);
w = deltaV(2);
f = w/(2*pi);
Vt = deltaV(1)*sin(deltaV(2)*t);
Vrms = Vmax/sqrt(2);
I = Vmax/R;
fprintf(['The RMS voltage, frequency, voltage at time t, and maximum current are:\n',...
         '%.3e V, %.3f Hz, %.3e V, %.3f A'], Vrms, f, Vt, I );


%{
Note that the trig function is in radians
%}