cos ax +sinaxsin(b2x2) dx =1bπ8exp–a22b, a, b > 0.References for Chapter T2Bronshtein, I. N. and Semendyayev, K. A., Handbook
of Mathematics, 4th
Edition, Springer-Verlag, Berlin,2004.Dwight, H. B., Tables
of Integrals and Other Mathematical Data, Macmillan, New York[r]