Supported in part by the National Natural Science Foundation of China under Grant(No.61074047 and No.10831007);National Basic Research Program of China(973 Program)(No.2011CB808002)
Distinguishability plays a crucial rule in studying observability of hybrid system such as switched system. Recently, for two linear systems, Lou and Si gave a condition not only necessary but also sufficient to the d...
supported by National Natural Science Foundation of China(Grant Nos.11101240and10831007);Laboratory of Mathematics for Nonlinear Science of Fudan University;Independent Innovation Foundation of Shandong University
In this paper,we give a complete characterization for the essential normality of quasi-homogenous quotient modules of the Hardy modules H2 (D2).Also,we show that if d 3,then all the principle homogenous quotient modul...
supported by National Natural Science Foundation of China (Grant Nos.10831007, 60821091 and 60974035);National Basic Research Program of China (Grant No. 2011CB808002),Independent Innovation Foundation of Shandong University;the project MTM2008-03541 of the Spanish Ministry of Science and Innovation
In this paper, we establish some range inclusion theorems for non-archimedean Banach spaces over general valued fields. These theorems provide close relationship among range inclusion, majorization and factorization f...
supported by the National Natural Science Foundation of China (Nos.60225003,60821091,10831007,60774025);KJCX3-SYW-S01
Decay of the energy for the Cauchy problem of the wave equation of variable coefficients with a dissipation is considered. It is shown that whether a dissipation can be localized near infinity depends on the curvature...
Supported by the National Natural Science Foundation of China (Grant Nos. 10671040, 10831007, 10801041);the National Excellent Doctoral Dissertation of China (Grant No. 200522);the New Century Excellent Talents in University (Grant No. 06-0359)
In the paper, the null interior controllability for a fourth order parabolic equation is obtained. The method is based on Lebeau-Rabbiano inequality which is a quantitative unique continuation property for the sum of ...