A.J. Hoffman, Basharat A. Jamil
Linear and Multilinear Algebra
We characterize (0,1) linear programming matrices for which a greedy algorithm and its dual solve certain covering and packing problems. Special cases are shortest path and minimum spanning tree algorithms. © 1992.
A.J. Hoffman, Basharat A. Jamil
Linear and Multilinear Algebra
R.L. Graham, A.J. Hoffman, et al.
Journal of Graph Theory
A.J. Hoffman
Linear Algebra and Its Applications
R.A. Brualdi, A.J. Hoffman
Linear Algebra and Its Applications