Konarasinghe, W.G.S.; Abeynayake, N.R.
(Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2015-01-22)
Sri Lankan share market returns have wave like patterns. A wave can be
viewed either in time domain or in the frequency domain. The frequency
domain analysis is known as Spectral Analysis or Fourier analysis. Spectral
analysis ...