TY - BOOK AU - Mazur,Barry TI - Imagining numbers: (particularly the square root of minus fifteen) SN - 0374174695 : HRD AV - QA255 .M39 2003 U1 - 512 21 PY - 2003/// CY - New York PB - Farrar Straus Giroux KW - Numbers, Complex N1 - Includes bibliographical references (p. [257]-258) and index N2 - A tour of the creative side of mathematics describes the first use of imaginary numbers in sixteenth-century Italy and the subsequent two-hundred-year effort to perfect the process, citing the words of key Renaissance thinkers ER -