Projection method for solving a singular system of linear equations and its applications

A generalized inverse for matrices

Roger Penrose · Mathematical Proceedings of the Cambridge Philosophical Society · 1955 · 4.5K citations · Full text

Natural Sciences, Computer Science, Algebra +12

The Gradient Projection Method for Nonlinear Programming. Part II. Nonlinear Constraints

J. B. Rosen · Journal of the Society for Industrial and Applied Mathematics · 1961 · 520 citations

Natural Sciences, Mathematics, Algorithms +12

Solving linear algebraic equations can be interesting

George E. Forsythe · Bulletin of the American Mathematical Society · 1953 · 107 citations · Full text

Natural Sciences, Mathematics, Algebra +8

On the Generalized Inverse of an Arbitrary Linear Transformation

Donald W. Robinson · American Mathematical Monthly · 1962 · 16 citations

Natural Sciences, Mathematics, Representation Theory +9