TY - BOOK AU - Adjamagbo,Kossivi AU - Arno Van Den Essen TI - Eulerian operators and the Jacobian conjecture III T2 - Report 9114 AV - QA3.R46 PY - 1991/// CY - Nijmegen PB - : Catholic University, Department of Mathematics KW - Euler's numbers KW - Jacobians, KW - Positive operators N1 - Includes bibliographical references ER -