Damped Exponential Cosine Integral
(1)
Integrate by parts with
(2)
(3)
so
Now integrate
(4)
by parts. Let
(5)
(6)
so
(7)
and
(8)
(9)
(10)
Therefore,
(11)
See also
Cosine Integral
,
Fourier Transform--Lorentzian Function
,
Lorentzian Function
© 1996-9
Eric W. Weisstein
1999-05-24