… elliptic boundary value problems on general domains in R2 and R3. In particular, we shall be
concerned with constructing easily invertible and "effective" preconditioners … problems in R2…

… be concerned with constructing easily invertible and "effective" preconditioners for the …
problem for a second-order uniformly elliptic equation we shall consider the Dirichlet problem …

… , we constructed preconditioners for the discrete systems of equations arising from the numerical
approximation of elliptic boundary value problems. … even more efficient preconditioners. …

… We consider the construction of preconditioners for reduced Schur problems for solving
finite… The preconditioners are based on approximations of the considered elliptic problem on a …

… of elliptic boundary value problems defined on three… preconditioners for such systems based
on substructuring … In Section 3, we show how the construction of the preconditioner B can be …

… and the second standard preconditioner, which we will now … for elliptic problems on regions
partitioned into substructures, … , The construction of preconditioners for elliptic problems by …

… substructuring preconditioner is considered for nonconforming finite element approximations
of second-order elliptic problems … analyse a method of constructing the preconditioner for (…

… of constructing algebraic multilevel preconditioners for mixed finite element methods for second
order elliptic problems … Algebraic multilevel preconditioners are then constructed for this …

… For the construction of the preconditioner, we assume that the set of elements is … substructures
j. For many of the algorithms considered in this paper,the shapes of the substructures can …

… In this section, we describe our wire basket preconditioner for linear elasticity problems in …
We note that the construction of these iterative substructuring algorithms is a very modular …