Answer Happy

The time bandwidth product of a Gaussian pulse is 0.882 at a certain point as it propagates through a dispersive medium. What is the chirp that the pulse has acquired, assuming it started out with an initial pulse duration Ato: O√3 In2/(Ato)² 3 In(2) / 4(Ato)² 3 In(2)/(Ato)² O√3 In2 / 4(Ato)²