On computing INV block preconditionings for the conjugate gradient method - CONCUS, P; MEURANT, G (BIT (Nordisk Tidskrift for Informationsbehandling), 1986)
Keywords: Exact sciences and technology; Mathematics; Numerical analysis; Numerical analysis. Scientific computation; Partial differential equations, boundary value problems; Sciences and techniques of general use; Conjugate gradient method; Elliptic equation; Discretization; Partial differential equation