Bull. Korean Math. Soc. 2011; 48(1): 1-8
Printed January 1, 2011
https://doi.org/10.4134/BKMS.2011.48.1.1
Copyright © The Korean Mathematical Society.
Jin-Mun Jeong, Eun Young Ju, and Yong Han Kang
Pukyong National University, Pukyong National University, University of Ulsan
The approximate controllability for the nonlinear control system with nonlinear monotone hemicontinuous and coercive operator is studied. The existence, uniqueness and a variation of solutions of the system are also given.
Keywords: approximate controllability, regularity, reachable set, compact embedding, degree theory
MSC numbers: Primary 35B37, 35F25, 93C20
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