Differential Equations & Applications · Volume 1, Issue 3 A generalization of the Kalman rank condition for time-dependent coupled linear parabolic systems 01-24 Pages 427-457 DOI 10.7153/dea-01-24 Downloads Short PDF Full PDF PNG Authors F. Ammar Khodja A. Benabdallah C. Dupaix M. González-Burgos Keywords Kalman condition control observability Carleman estimates parabolic systems Subject classes 93B05 93B07 35K05 35K55 35R30