UWF Beckwith Bascom Professor of Mathematics (now emeritus), UWMadison
Advisory Editor of the new journal
Transactions on Combinatorics.
To submit a paper one must first register in
the Online Editorial System of TOC.
A Picture of me with 15 former
(and
current) PhD students
who attended a conference in my honor at UWMadison on April 30May
1, 2005. Two pictures taken at the AMSMAA joint meetings in Boston in
January 2012 with 10 of my 37 former PhD students:
HERE (Starting at the
bottom of the stairs, in chronological order: T.S. Michael (1988), US Naval
Academy, MD; Bryan
Shader (1990), University of Wyoming, WY;
Jennifer
Quinn (1993), University of Washington, Tacoma, WA; Nancy Neudauer (1998),
Pacific University, OR;
Susan Hollingsworth (2006), Edgewood College, WI; Adam Berliner (2009), St.
Olaf
College, MN; Louis
Deaett
(2009), Quinnipiac University, CT;
Michael
Schroeder
(2011), Marshall University, WV;
Seth Meyer (2012), Kathleen Kiernan (2012).) and HERE.
5th edition Now Available.
New results 24 September 2017.
If you want to see me on top of an Elephant in Chiangmai, Thailand
(with Lou Caccetta) click
HERE .
If you want to see me on top of a camel in Sharjah, UAE,
click
HERE .
If you want so see me
without a beard (as in the elephant photo),
then
click HERE . A recent photo in the 9th
floor lounge of Van Vleck Hall is Right Here
Here is a photo of some of those who have served as
chairs of the Math
Dept and some of its support staff . Photos from Mary Ellen Rudin's
75th
birthday party: PHOTO 1 , PHOTO 2 ,
and PHOTO 3 .
If you want to see some photos of me, taken by Brendan McKay at the 4th Shanghai
Conference on
Combinatorics (May 2002), click HERE , and
HERE (with some mathematical
grandchildren and mathematical granchildrentobe),
and
HERE (a mathematical grandaughtertobe).
Some famous linear algebraists in Auburn in
1980.
A picture of the three Brualdi Brothers .
A recent picture with Jose Dias da Silva, taken at the joing India/AMS
meeting in Bangalore, India (December 2003) is HERE
. A picture of some of the Electronic J. of
Combinatorics editors taken at the 2004 combinatorics conference in Lake
Taupo, New Zealand (Tank Aldred, Ian Wanless, Brendan McKay. Carsten Thomassen,
and RAB). A picture of some of the Electronic J. of
Combinatiorics editors taken at the ICTP/IPM workshop/conference in
Trieste, Italy, September 2012
(Brendan McKay, Catherine Yan, Ian Wanless, RAB,
Willem Haemers, Michael Krivelevich).
And if you want to see me as a "hippie" in the 1970s, click
HERE and in 1973, click
HERE. A picture taken by Dominique Foata at a conference in Rome
in 1973
is HERE in it are Dick Bruck,
Paul Erdos, Paul Turan, Vera Sos, R.C. Bose, Rick Wilson, yours truly, ... .
Address:
Mathematics Department,
607 Van Vleck Hall,
University of Wisconsin,
480 Lincoln Drive
Madison, Wisconsin 53706
Phone: 6082623298. Fax: 6082638891.
Email: brualdi at math dot wisc dot edu
If you have trouble accessing this page, contact me at
the address above.
Information for Travellers to Madison
The slides from my QR Presentation
at the Quantitative Literacy Panel at the MAA/AMS Joint Meetings in
Washington DC, January 21, 2000.
Books:
 Combinatorial Matrix Theory,
(coauthor is the late Herb Ryser),
Encyclopedia of Mathematics and its Applications, Cambridge, 1991.

Matrices of sign solvable linear systems (coauthor is Bryan Shader),
Cambridge Tracts in Mathematics, No. 116, Cambridge, 1995.

Introductory Combinatorics,
5th edition (2009) (NOW AVAILABLE),
4th edition, Prentice Hall (2004),
PrenticeHall (1999) (2nd
expanded edition
1991; first
edition 1977).
 Combinatorial Matrix Classes, Encyclopedia of Mathematics and its
Applications, Cambridge, 2006.
 A Combinatorial Approach to Matrix Theory
,
with Dragos Cvetkovic, 2009 CRC Press. For slides that can be used in teaching
from this book, see
SLIDES
 The Mutually Beneficial Relationship between Graphs and Matrices, CBMS
Monograph, American Mathematial Society, 2011.
Some Recent Papers:
 Discrepancy of matrices of zeros and
ones with Jian Shen, volume 6 (1), 1999 #R15
Electronic Journal of Combinatorics.
 Cyclic Matching Sequencibility
with K. Kienan, S. Meyer, and M. Schroeder, in the Australian J. Combinatorics.
 Diameter of the NEPS of Bipartite Graphs
with Jian Shen, Discrete Math. 226 (2001), 373376.
 Multicolored forests in complete bipartite
graphs with S. Hollingsworth, Discrete Math, 240, 2001, 239245.
 Landau's inequalities for tournament scores and
a short proof of a theorem on transitive subtournaments with Jian Shen,
J. Graph Theory, 2001, 244254.
 Disjoint cycles in Eulerian digraphs
and the diameter of interchange graphs
with Jian Shen, J. Combinatorial Theory Ser. B, 85 (2002), 189196.
 Short proofs of the Gale & Ryser and Ford &
Fulkerson
characterizations of the row and column sum vectors of (0,1)matrices
Math. Inequs. \& Applics, 4 (2001), 157159.
 Linear Preservers and Diagonal Hypergraphs
Linear Alg. Applics., to appear
 Aztec diamonds etc
 Link to a new paper:
with Shi Mei Ma
 Strict Sign Central Matrices
with Geir Dahl, SIMAX 36 (2015), 12021220.
 GaleBerlekamp Permutation Switching
Problem with Seth Meyer.
 ASM Patterns with Kathleen Kiernan,
Seth Meyer, and Michael Schroeder.
 Loopy, Hankel, etc Tournaments
with Eliseu Fritscher.
Editorial Boards of Journals
 Linear Algebra and its Applications,
EditorinChief with Volker Mehrmann and Peter Semrl.
Elsevier's
copyright policy

Electronic Journal of Combinatorics, Editorinchief with
a whole bunch of excellent people.
 The Electronic Journal of Linear Algebra ELA ,
Advisory Editor. EditorinChief is Bryan Shader.
 Discrete Mathematics
 Kyungpook Mathematical Journal
 Operators and Matrices (OAM)
 Other journals as well.
International Linear Algebra Society (ILAS)
 President is Peter Semtl.
 Vice President is Bryan Shader
 Treasurer is Leslie Hogben
 ILAS maintains an information center IIC with all the
latest
information about linear algebra and matrix theory conferences,
contents, etc.
 A picture of Olga Taussky Todd and John Todd of the
Taussky/Todd ILAS Lecture.
What can you do with a Math degree?