## On the distance matrix of a directed graph

- R.L. Graham
- A.J. Hoffman
- et al.

- 2006
- Journal of Graph Theory

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13 results for A.J. Hoffman

## On the distance matrix of a directed graph

- R.L. Graham
- A.J. Hoffman
- et al.

- 2006
- Journal of Graph Theory

## On simple combinatorial optimization problems

- A.J. Hoffman

- 1992
- Discrete Mathematics

## Optimal partitions having disjoint convex and conic hulls

- E.R. Barnes
- A.J. Hoffman
- et al.

- 1992
- Mathematical Programming

## On the spectral radius of (0,1)-matrices

- R.A. Brualdi
- A.J. Hoffman

- 1985
- Linear Algebra and Its Applications

## Extending Greene's theorem to directed graphs

- A.J Hoffman

- 1983
- Journal of Combinatorial Theory, Series A

## On bounds for eigenvalues of real symmetric matrices

- E.R. Barnes
- A.J. Hoffman

- 1981
- Linear Algebra and Its Applications

## On signed graphs and gramians

- A.J. Hoffman

- 1977
- Geometriae Dedicata

## On the Line Graph of the Complete Tripartite Graph

- A.J. Hoffman
- Basharat A. Jamil

- 1977
- Linear and Multilinear Algebra

## On graphs whose least eigenvalue exceeds - 1 - √2

- A.J. Hoffman

- 1977
- Linear Algebra and Its Applications

## On partitions of a partially ordered set

- A.J Hoffman
- D.E Schwartz

- 1977
- Journal of Combinatorial Theory, Series B