Numerical Solution of Systems of Linear Equations, Iterative Methods. Formulation and analysis of basic stationary methods e.g. Gauss-Jacobi, Gauss-Seidel. The numerical solution of Poisson's equation ...

A Geometric Theory for the QR, LU and Power Iterations, SIAM Journal on Numerical Analysis, Vol. 10, No. 2 (Apr., 1973), pp. 389 ... and studied more or less independently of the old-fashioned power ...

Krylov Subspace Methods: Iterative techniques for solving high-dimensional linear systems generated from discretised integral equations, renowned for their efficiency in large-scale simulations.