By S. L. Campbell, Richard Haberman
By Lowe, T L, Rounce, J F J F, T L Lowe
By Paul Fannon, Vesna Kadelburg, Stephen Ward
By John Kruschke (Indiana University, Bloomington, USA)
By Rudra Pratap
By George J. Klir
By Breach, Mark
By G. Gandolfo
By Clare Morris
By Paul W. Farris, Neil Bendle, Phillip Pfeifer, David Reibstein
By Stephen I. Brown, Marion I. Walter
By Joe Bill Campbell, PhD (Shorter College, Rome, GA), June Mundy Campbell
By L. Solymar
By John Hebborn, Jean Littlewood
By Knut Sydsaeter, Peter I. Hammond
By Will H. Moore, David A. Siegel
By Peter Holl
By Lorraine J. Doucette
By Harold L. Cohen
By Bernt Oksendal (University of Oslo, Norway)
By Author M. Unknown
By J.C. Yates
By singh-kuldeep
By James Clerk Maxwell (late Professor, late Professor, Trinity College, Cambridge)
By Marcus Pivato (Associate Professor, Trent University, Peterborough, Ontario)
By A Brameller, etc.
By Erwin Kreyszig (University of Windsor)