False position method lines on a conic section. A more typical example is this "joint purchase" problem: Now an item is purchased jointly; everyone contributes 8 [coins], the excess is 3; everyone contributes 7, the deficit is 4. Tell: The number of people, the item price, what is each? Answer: 7 people, item price 53. Between the 9th and 10th centuries, the Egyptian mathematician Abu Kamil wrote a now-lost treatise on the use of double false position, known as the "Book of the Two Errors" ("Kitāb al-khaṭāʾayn"). The oldest surviving writing on double false position from the Middle East is that of Qusta
Christopher Sullivan (soccer) Christopher Sullivan (soccer) Christopher Sullivan (born April 18, 1965 in San Jose, California) is a retired U.S. soccer midfielder/forward and current soccer trainer and sports broadcaster. Sullivan began playing soccer at a young age. When he was four he began playing with West Valley S.C. He attended and played soccer at NCAA Division II powerhouse University of Tampa. He was inducted into the University of Tampa Athletic Hall of Fame in October 2010. While playing for the University of Tampa, he earned a second team Division II All American in 1986 and a first team All American in 1987. His