00249nam a2200109Ia 4500082001900000100001400019245002900033260004000062300002700102500000500129700000500134  a510.9bM296.TD  aMaor, Eli  aTrigonometric delightsb  aHyderabadbUniversities Pressc2000  axiv, 236p. Bibl. Index  a  a