00894cam a2200217 4500 547824096 TxAuBib 20041009120000.0 041008s2004||||||||||||||||||||||||eng|u 2003070124 9780385337113 $24.00 0385337116 $24.00 DLC DLC DLC NjBwBT TxAuBib Caldwell, Ian, 1976- The rule of four / Ian Caldwell & Dustin Thomason. New York : Dial Press, 2004. 372 p. : ill., map ; 25 cm. Trying to decipher an ancient text that weaves a mathematical labyrinth within a love story, two researchers obtain a diary that may contain the key to the code, but when a fellow researcher is killed, they realize that the book contains a dangerous secret. 20041009. Thomason, Dustin.