Certification of "Algorithm 349: Polygamma Functions with Arbitrary Precision". - John Gregg Lewis (ACM Trans. Math. Softw., 1975)

Algorithms for sparse matrix eigenvalue problems. - John G. Lewis (1977)

Computing Standard Deviations: Accuracy. - Tony F. Chan; John Gregg Lewis (Commun. ACM, 1979)

Implementation of the Gibbs-Poole-Stockmeyer and Gibbs-King Algorithms. - John G. Lewis (ACM Trans. Math. Softw., 1982)

Algorithm 582: The Gibbs-Poole-Stockmeyer and Gibbs-King Algorithms for Reordering Sparse Matrices. - John G. Lewis (ACM Trans. Math. Softw., 1982)

Remark on "Algorithms 508 and 509: Matrix Bandwidth and Profile Reduction and A Hybrid Profile Reduction Algorith". - John G. Lewis (ACM Trans. Math. Softw., 1982)

The Impact of Hardware Gather/Scatter on Sparse Gaussian Elimination. - John G. Lewis; Horst D. Simon (ICPP, 1986)

Orderings for Parallel Sparse Symmetric Factorization. - Charles E. Leiserson; John G. Lewis (PP, 1987)

Sparse matrix test problems. - Iain S. Duff; Roger G. Grimes; John G. Lewis (ACM Trans. Math. Softw., 1989)

Sparse extensions to the FORTRAN Basic Linear Algebra Subprograms. - David S. Dodson; Roger G. Grimes; John G. Lewis (ACM Trans. Math. Softw., 1991)

Algorithm 692: Model implementation and test package for the Sparse Basic Linear Algebra Subprograms. - David S. Dodson; Roger G. Grimes; John G. Lewis (ACM Trans. Math. Softw., 1991)

Distributed memory matrix-vector multiplication and conjugate gradient algorithms. - John G. Lewis; Robert A. van de Geijn (SC, 1993)

A Shifted Block Lanczos Algorithm for Solving Sparse Symmetric Generalized Eigenproblems. - Roger G. Grimes; John G. Lewis; Horst D. Simon (SIAM J. Matrix Anal. Appl., 1994)

Sparse Multifrontal Rank Revealing QR Factorization. - Daniel J. Pierce; John G. Lewis (SIAM J. Matrix Anal. Appl., 1997)

Accurate Symmetric Indefinite Linear Equation Solvers. - Cleve Ashcraft; Roger G. Grimes; John G. Lewis (SIAM J. Matrix Anal. Appl., 1998)