%	Example 5-8 illustrates the scaling theorem%syms t sx = sym('exp(-alpha*t)*cos(omega_0*t)*Heaviside(t)');	% Define a signalX = laplace(x);												% Find its Laplace																	% transformpretty(X)														% Display it for																	% referenceX2 = subs(X, sym('s/2'), 's');							% Scale: substitute                                                   % s/2 for sX3 = (1/2)*X2;													% Scale: multiply by 1/2pretty(X3)														% Display for referencex3 = ilaplace(X3);											% Inverse LT scaled LTpretty(x3)														% Display: result is x(t)																	% with t replaced by 2t