Taiwanese Journal of Mathematics, Vol. 18, No. 6 (December 2014), pp. 1721-1738 (18 pages) Abstract This paper proposes the sufficient conditions of approximate controllability for a class of ...
SIAM Journal on Numerical Analysis, Vol. 21, No. 2 (Apr., 1984), pp. 285-299 (15 pages) We present fast methods for solving Laplace's and the biharmonic equations on irregular regions with smooth ...