Grenander, Ulf. A calculus of ideas : a mathematical study of human thought / Ulf Grenander. - Singapore : World Scientific, c2012. - xv, 219 p. : ill. (some col.) ; 24 cm. Includes bibliographical references. ISBN: 9789814383189 (hbk.) Subjects--Topical Terms: Cognition.Cognitive science.Algorithms. Dewey Class. No.: 153 / GRE 2012