abstract:Mark Barr was an American mathematician who, according to Theodore Andrea Cook, in about 1909, gave the golden ratio the name of phi (ϕ), the first Greek letter in the name of Phidias, the Greek sculptor who lived around 450 BC., reprinted in 1979 by Dover Publications, New York, ISBN 0-486-23701-X.
Five Humberside officers - Constables Nigel Thomas Dawson, 39, Neil Blakey, 42, Mark Ellerington, 36, and Matthew Barr, 38, and custody Sergeant John Dunn, 40 - deny the manslaughter of Mr Alder.
Five officers - Sgt John Dunn and Pcs Neil Blakey, Mark Ellerington, Nigel Dawson and Matthew Barr - were cleared of Mr Alder's manslaughter and misconduct in 2002, even though an inquest had concluded that he was unlawfully killed.