Print version: AMS-IMS-SIAM Joint Summer Research Conference on Differential Geometric Methods in the Control of Partial Differential Equations. Differential geometric methods in the control of partial differential equations : 1999 AMS-IMS-SIAM Joint Summer Research Conference on Differential Geometric Methods in the Control of Partial Differential Equations, University of Colorado, Boulder, June 27-July 1, 1999. Providence, Rhode Island : American Mathematical Society, [2000] ix, 406 pages ; 26 cm. Contemporary mathematics ; 268 ISBN 9780821819272