Mathematics in signal processing: edited by T.S. Durrani, J.B. Abbiss, J.E. Hudson, R.N. Madan, J.G. McWhirter, and T.A. Moore. Based on the proceedings of a conference organized by the Institute of Mathematics held at University of Bath in September 1985. Publishers: Oxford University Press, Walton Street, Oxford OX2 6DP, United Kingdom, 1987, xvi+677 pp., ISBN-0-19-853613-5, indicative price: £65.00