Zur Kommunikationskomplexität des Hamming--Abstands,
Diploma Thesis, Universität Bielefeld, 1987.
Zur Kommunikationskomplexität von Summentyp--Funktionen,
PhD Dissertation, Universität Bielefeld, 1991.
On the Communication Complexity of Sum-Type Functions,
Preprint 91-016,
SFB 343, "Discrete Structures in Mathematics",
University of Bielefeld, 1991.
(translation of PhD dissertation).
Orthogonal Polynomials in Information Theory,
Habilitation, 2002.
Publications in Journals and Books
Communication complexity in lattices. Applied Mathematics Letters 6, no. 6, 53-58, 1993, also Preprint 93-030,
SFB 343, "Discrete Structures in Mathematics",
University of Bielefeld,
1993.
(with R. Ahlswede and N. Cai).
Splittings of cyclic groups and perfect shift codes, IEEE Transactions on Information Theory 44, no. 5, 2003-2009, 1998,,
also Preprint 97-112, SFB 343, "Discrete Structures in Mathematics",
University of Bielefeld, 1997.
Communication complexity of functions on direct sums,
"Numbers, Information and Complexity" (Festschrift in honour
of Rudolf Ahlswede),
I. Althöfer, N. Cai, G. Dueck, L. Khachatrian, M. Pinsker,
A. Sarközy, I. Wegener and Z. Zhang (eds.), pp. 589-602,
Kluwer Academic Publishers, 2000.
Communication complexity and orthogonal polynomials,
"Codes and Association Schemes" (A. Barg and S. Litsyn eds.),
DIMACS Series in Discrete Mathematics and Theoretical
Computer Science, Vol. 56, pp. 277-285,
American Mathematical Society, 2001.
Olinde Rodrigues and Combinatorics, to appear in the memorial volume
"Olinde Rodrigues and His Circle: Mathematics and Social Utopia", AMS.
Enumeration of rooted trees with fixed maximum vertex degree,
Discrete Mathematics, submitted.
Size of ideals in the pushing order and a problem of Berlekamp,
to appear in Discrete Mathematics.
Compression and decompression algorithms, Algorithms of
Informatics, Chapter 10, 421 -- 463, Scolar Publisher, September 2004.
On integer codes, submitted to IEEE Transactions on Information Theory.
Reports in Proceedings
Communication Complexity in Lattices, Proceedings of 6th Joint Swedish-Russian Workshop on Information Theory,
Moelle, Sweden, pp. 456 - 460, 1993, ISBN 91-7167-002-5,
also in Proceedings of 3rd Twente Workshop on Graphs and
Combinatorial Optimization, pp. 191-194, Memorandum No. 1132,
Univ. Twente, 1993.
Communication Complexity of the Hamming Distance, Proceedings of the EIDMA Winter Meeting on Coding Theory, Information
Theory and Cryptology, Eindhoven, The Netherlands, (H. C. A. van
Tilborg and F. M. J. Willems eds.), p. 21, 1994, ISBN 90-75332-01-7.
The Influence of Memory on Creating Order, Proceedings of 5th Japan - Benelux Workshop on Coding and
Information Theory, Hakone, Japan, , (K. Kobayashi
ed.), The Shannon Foundation, 1996, ISBN 90-74249-08-6.
Applications of Baranyai's theorem in Information Theory, Proceedings of 6th Benelux -- Japan Workshop on Coding and
Information Theory, Essen, (A.J.Han Vinck and A. van Wijngaarden eds.)
, The Shannon Foundation, 1996, ISBN 90-74249-10-8.
On Perfect 3- and 4- Shift N-Designs, Proceedings 2nd INTAS Meeting on Information Theory and Combinatorics,
Essen, Germany, (A. J. H. Vinck ed.), The Shannon Foundation,
1997, ISBN 90-74249-15-9.
The Berlekamp-Massey algorithm and Combinatorics, Proceedings International Workshop on Coding and Cryptography, WCC 2003,
Versailles, (D. Augot, P. Charpin, and G. Kabatianski eds.),
pp. 433 - 443, 2003.
Communication complexity and data compression, Proceedings 3rd Asian-European Workshop on Coding and Information Theory,
Kamogawa, Japan, pp. 92 - 95, June 2003, ISBN 4-902087-04-9,
invited contribution.
On a problem of Berlekamp, Proceedings 2003 International Symposium on Information Theory,
Yokohama, Japan, p. 41, July 2003.
Nonperfect shift codes, Proceedings 4th European-Asian Workshop on Coding and Information Theory,
Viareggio, Italien,, 43 - 46, October 2004, ISBN 3-9807929-5-1.
Algorithms for hardware data compression, Proceedings 4th European-Asian Workshop on Coding and Information Theory,
Viareggio, Italien,, 47 - 48, October 2004, ISBN 3-9807929-5-1.
(mit A. de la Cruz)
On perfect integer codes, Proceedings 2005 International Symposium on Information Theory,
Adelaide, Australien, September 2005, submitted.
Symposium "Numbers, Information and Complexity" in honour of R. Ahlswede,
Preprint 98-010E, SFB 343, "Discrete Structures in Mathematics",
University of Bielefeld, 1998 (with B. Balkenhol).