Some Preprints

C.A. Cusack, S.W. Graham and D.L. Kreher,
Large sets of 3designs from PSL(2,q), with block sizes 4 and 5.
Charles J. Colbourn and D.L. Kreher,
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Charles J. Colbourn and D.L. Kreher,
Concerning Difference Matrices
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E. S. Kramer, D.L. Kreher and R. Mathon,
On Steiner 3wise balanced designs of order 17
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D.L. Kreher and D.R. Stinson,
Small group divisible designs with block size four,
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D.L. Kreher,
Simple tDesigns with large t: A survey
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D.L. Kreher,
Constructing tDesigns with t > 3
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C.L. Olsen, and D.L. Kreher,
Steiner Graphical tWise Balanced Designs of Type n^{r}
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M.A. Chateauneuf, C.J. Colbourn, D.L. Kreher, E.R. Lamken, and D.C. Torney,
Pooling, Lattice Square, and Union Jack Designs.
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C.J. Colbourn,
D.L. Kreher,
J.P. McSorley,
and
D.R. Stinson,
Orthogonal arrays of strength three from regular 3wise balanced designs.
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M.A. Chateauneuf, C.J. Colbourn, and D. L. Kreher,
Covering arrays of strength three.
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L. Burgess, D.L. Kreher and D.Street, Small orthogonal main effect plans
with four factors.
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D.L. Kreher and R.S. Rees, A holesize bound for incomplete twise
balanced designs.
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D.L. Kreher and R.S. Rees,
On the maximum size of a hole in an incomplete twise balanced design
with specified minimum block size.
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M.A. Chateauneuf, and D.L. Kreher,
On the state of strengththree covering arrays.
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M. Greig, D.L. Kreher, and A.C.H. Ling,
On PBIBD Designs Based on Triangular Schemes.
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I.Adamczak, D.L. Kreher, A.C.H. Ling and R.S. Rees,
Further results
on the maximum size of a hole in an incomplete twise balanced design
with specified minimum block size.
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D.L. Kreher, C.W.H. Lam, A.C.H. Ling, and R.S. Rees,
A note on {4}GDDs of type 2^{10}.
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B. Alspach, D. Dyer, and D.L. Kreher,
On isomorphic factorizations of circulant graphs.
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D.L. Kreher, D. Pray
Classroom note: Drawing the pentagram
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L.R. Thimm, D.L. Kreher, and P. Merkey,
A Parallel implementation for the maximum clique problem.
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Return to the home page for
Donald L. Kreher.