Vitaly I. Voloshin - international and regional activities:

Summary

Since 1993, I participated at 28 international conferences (12 as invited speaker), obtained 8 grants of National Science Foundation of Italy (CNR), 4 grants of National Science Foundation of Germany (Volkswagen Stiftung, DAAD, DFG, DFG), 2 grants of National Research Council of USA (via Georgia State University and University of Illinois), won a Cariplo Fellowship (Polytechnic Institute of Milan, Italy), 10 research grants of Troy University (USA), and was invited as a Visiting Professor at the University of Illinois (Urbana-Champaign, USA), University of Toronto (Canada), University of Catania (Italy), University of Delaware (USA), the Visiting Scientist at McMaster University (Hamilton, Canada), Wilfrid Laurier University (Waterloo, Canada), and the Visiting Member at Fields Institute (Toronto, Canada).

I gave talks in Germany (Duisburg, Dresden, Potsdam, Freiberg, Aachen), France (Marseille), Malta (La Valetta), Holland (Enschede), Hungary (Budapest), Poland (Zielona Gora), Romania (Constantsa), Ukraine (Odessa), Moldova (Kishinev).

In Italy I gave talks in Milan, Rome, Naples, Catania, Messina, Montesilvano, Capomulini, D'Aquila, Costermano.

In USA I gave talks in Kent (Ohio), San Diego (California), Urbana-Champaign (Illinois), Newark (Delaware), Boca-Raton (Florida), Atlanta (Georgia), Dahlonega (Georgia), Murfreesboro (Tennessee), Huntsville (Alabama), Rutgers (New Jersey), Dothan (Alabama), Birmingham (Alabama), Auburn (Alabama), Jacksonville (Alabama), and Troy (Alabama).

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Activity in Detail:

• December 12, 2009. Invited talk at the International Conference in memory of Lucia Gionfriddo, University of Catania, Italy. Title of the talk: Lucia Gionfriddo and her contribution to mixed hypergraph coloring.

• November 6, 2009. Talk at the colloquium of the Department of Mathematics & Statistics, and Department of Computer Science, Georgia State University. Title of the talk: "Graph Coloring: history, generalizations, algorithms and open problems."

• October 21, 2009. Talk at the research seminar of the Department of Biological & Environmental Sciences, Troy University. Title of the talk: "Bioinformatics as a new discipline for unraveling Genetics".

• January - May, 2010. Research Grant (time release) of Troy University: submitting a NSF RUI Grant Proposal.

• September 22, 2009. Invited talk at the research seminar of the Department of Mathematics and Statistics, Auburn University. Title of the talk: presentation of two new textbooks: "Introduction to Graph Theory" and "Introduction to Graph and Hypergraph Theory". Contents, main features, methodology and ideas.

• August 26, 2009. Talk at the research seminar of the Department of Mathematics, Troy University. Title of the talk: Official presentation of two new textbooks: "Introduction to Graph Theory" and "Introduction to Graph and Hypergraph Theory".

• August - December 2009. Research Grant (time release) of Troy University “Graphs, Hypergraphs and Block Designs”.

• February 28, 2009. Invited Lewis-Parker lecture at the annual meeting of AACTM, University of Jacksonville, Jacksonville, AL. Title of the talk: "Graph Coloring: history, results and open problems".

• February 20, 2009. Invited colloquium at the Department of Computer Science, Kent State University, Kent, OH. Title of the talk: "Graph Coloring: history, generalizations, algorithms and open problems".

• October 07, 2008. Invited talk at the research seminar of the Department of Mathematics and Statistics, Auburn University. Title of the talk: "Coloring Theory: history, results and open problems".

• July 1-31, 2008. Summer research grant of Troy University "Some problems in mixed hypergraph coloring".

• June 23-28, 2008. As a main speaker, participation at Combinatorics 2008, the International conference on pure and applied combinatorics and its connections with Geometry, Graph Theory and Algebra.

• February 26, 2008. Invited talk at the research seminar of the Department of Mathematics and Statistics, Auburn University. Title of the talk: "Some recent results and open problems in mixed hypergraph coloring".

• January 6-9, 2008 Joint Mathematics Meetings, San Diego, CA. Invited talk at the SIAM Mini-symposium on Graph Coloring and Partitioning. Title of the talk: "Recent results and open problems in mixed hypergraph coloring."

• October 8-14, 2007. Research trip to Catania (Italy) for scientific collaboration supported by the research grant of University of Catania and Ministry of Education of Italy.

• July 23-30, 2007. Resarch trip to Veszprem (Hungary) for scientific collaboration supported by Troy University and Department of Computer Science of the University of Pannonia (Hungary).

• July 1-31, 2007. Summer research grant of Troy University "Introduction to Graph and Hypergraph Theory".

• May 17-19, 2007, Emory University, Atlanta. Participation at 20th Cumberland Conference on Combinatorics, Graph Theory, and Computing with talk "Open problems in Hypergraph Coloring".

• March 5-9, 2007. Participation at Thirty-Eighth Southeastern International Conference on Combinatorics, Graph Theory, and Computing, Florida Atlantic University, Boca Raton, Florida. Title of the talk: "Problems and results in colorings of mixed hypergraphs."

• February 7, 2007. Talk at the research seminar of the Department of Mathematics and Physics, Troy University. Title of the talk: "Open problems in mixed hypergraph coloring".

• January- May 2007. Research Grant (course release) of Troy University “Introduction to Graph and Hypergraph Theory”.

• September 15, 2006. Talk at the seminar of the Department of Mathematics and Physics, Troy University. Title of the talk: "Why I am writing another book on Graph Theory".

• April 18, 2006. Invited talk at the seminar of the Department of Mathematics and Statistics, Auburn University. Title of the talk: "On quasi-triangulated graphs."

• March 17, 2006. Alabama Academy of Sciences, session at Troy University. Title of the talk "The history of the most famous error in Graph Theory".

• March 4, 2006, Troy MathFest, Troy, Alabama. Title of the talk "Splitting-contraction as a generalization of connection-contraction."

• December 2-4, 2005, Twelfth International Conference on Statistics, Combinatorics, Mathematics and Applications, Auburn University. Title of the talk: "Modeling with Mixed Hypergraph Colorings: a survey".

• September 02, 2005. Seminar of the Department of Mathematics and Physics, Troy University. Title of the talk: "Modeling with Mixed Hypergraphs".

• July 29, 2005. Participation in Faculty/Staff Troy University Gala Convocation.

• June 1 - 30, 2005: Summer Research Grant of Troy University.

• May 12-14, 2005, Huntsville, Alabama. Participation at 18th Cumberland Conference on Combinatorics, Graph Theory, and Computing with talk "On Quasi-Triangulated Graphs".

• April 18, 2005. 2004-2005 Distinguished Scholar Award by the Honor Society of Phi Kappa Phi Troy University Chapter 129.

• April 12, 2005. Seminar of the Department of Mathematics and Physics, Troy University. Title of the talk: "Introduction to Coloring Theory".

• March 31, 2005, Birmingham, Alabama. 82nd Annual Meeting of the Alabama Academy of Sciences. Birmingham-Southern College, Birmingham, Alabama. Title of the talk: "From the history of Graph Coloring".

• March 7-11, 2005, Boca Raton, Florida. Thirty-Sixth Southeastern International Conference on Combinatorics, Graph Theory, and Computing. Florida Atlantic University, Boca Raton, Florida. Title of the talk: "Planarity and Colorability, a survey."

• March 4, 2005. Troy Math Fest, Troy University. Title of the talk: "Why it is better to be smart than greedy."

• February 12, 2005, Dothan, Alabama. 55th annual meeting of the Alabama Association of College Teachers of Mathematics, Troy University, Dothan. Title of the talk: "From the history of chromatic polynomials".

• January 05, 2005, Atlanta, Georgia. Invited talk at the AMS Special Session on Design Theory and Graph Theory , American Mathematical Society Meeting in Atlanta, GA.

• September 27, 2004, Troy, Alabama. Talk at the research seminar of the Department of Math and Physics (TSU): "About my participation at the International Conference Combinatorics 2004 which took place September 12-18, 2004 in Italy".

• September 12-18, 2004, Catania - Capomulini, Italy (Sicily). Invited speaker and scientific committee member, International Conference Combinatorics 04, Catania - Capomulini, Italy.

• August 31, 2004, Troy, Alabama. Talk at the research seminar of the Department of Math and Physics (TSU): “Uncolorable Mixed Hypergraphs: Why the Concept of Natural Number is Contradictory.”

• June, 2004: Summer research Grant of Troy University.

• May 20-22, 2004, Middle Tennessee State University, Murfreesboro, Tennessee. Participation at 17th Cumberland Conference on Combinatorics, Graph Theory, and Computing with talk "Coloring Mixed Hypergraphs: results and open problems".

• March 8-12, 2004: Thirty-fifth Southeastern International Conference on Combinatorics, Graph Theory, and Computing, Florida Atlantic University, Boca Raton. Talk: " Coloring Mixed Hypergraphs: A Survey", Wed 8:40 AM

• March 04, 2004: Talk at Math Fest, Troy State University: "List colorings without ... lists."

• February 10, 2004. Talk "Chordal graphs and chromatic polynomials", research seminar of the Department of Mathematics, Troy State University.

• November 13, 2003, invited talk at the research seminar of the Department of Discrete and Statistical Sciences, Auburn University.

• September 30 - October 4, 2003, invited speaker, ISGDA2003, International Symposium on Graphs, Designs and Applications, Messina, Italy.

• August 26, September 2, 2003, talk at the research seminar, Department of Mathematics and Physics, Troy State University: Introduction to Mixed Hypergraph Coloring.

• Symposium Committee Member, International Symposium on Applications of Graph Theory, IV03-AGT in co-operation with IEEE Computer Society, in conjunction with the 7th International Conference on INFORMATION VISUALISATION.

• September 2002 - August 2003, visiting the Department of Mathematical Sciences, University of Delaware.

• January-May 2002, Visiting Professor, Department of Mathematics, University of Illinois at Urbana-Champaign.

• October 2001, Visiting Professor, University of Catania, Italy.

• September 10-15, 2001, 23rd session of Odessa research seminar on Discrete Mathematics (organized by A.Zykov), Odessa, Ukraine, with talk.

• July 2-6, 2001, Third Discrete Mathematics and Theoretical Computer Science conference (DMTCS'01), Constanta, Romania, invited speaker.

• May - June 2001, Visiting Scientist, Department of Physics and Computing, Wilfrid Laurier University, Waterloo, Ontario, Canada.

• October - November 2000, Visiting Professor, University of Catania.

• January - March 2000, Visiting Member, Fields Institute, University of Toronto (The Special Year in Graph Theory and Combinatorial Optimization).

• February 2000, Visiting Scientist, the Department of Mathematics, McMaster University (Hamilton).

• January 2000, Visiting Professor, Department of Mathematics, University of Toronto.

• March 1-2, 2000, Workshop on Block Designs, Fields Institute (with talk).

• February 14-19, 2000, Workshop on Probabilistic Graph Theory, Fields Institute.

• January 17-22, 2000, Workshop on Graph Minors and Topological Graph Theory, Fields Institute.

• November 8-10, 1999, invited speaker at International Messina Workshop on Graphs and Combinatorics.

• October - December, 1999, Dipartimento di Matematica, Politecnico di Milano, Cariplo Fellow.

• July 4-11, 1999, Conference "Paul Erdös and his Mathematics", held in the memory of Paul Erdös, Budapest, Hungary (supported by the Organizing Committee).

• March 25, 1999, invited talk, Discrete Mathematics Seminar in TU Zielona Gora, Poland.

• February 18, 1999, Dresden Workshop on Graph Theory (with talk).

• January - April, 1999, visited TU-Dresden, Germany, supported by DFG Grant on Colorings of Circular Mixed Hypergraphs.

• October - November, 1998, Visiting Professor, Catania University.

• October 1998, 4th Catania Workshop on Graphs and Combinatorics, invited speaker.

• August 2-7, 1998, invited lecturer, DIMACS Research and Educational Institute, Rutgers, The State University of New Jersey.

• August 3-5, 1998, visited RUTCOR, The State University of New Jersey, invited by Professor Peter Hammer.

• July 12-15, 1998, 9th SIAM Conference on Discrete Mathematics, University of Toronto, Canada.

• March - August, 1998, supported by Long-Term COBASE research grant on Colorings of Mixed Hypergraphs, NSF and University of Illinois at Urbana-Champaign.

• March 20-21, 1998, 931st AMS Meeting at the University of Louisville (section Combinatorics and Graph Theory).

• March 9-13, 1998, 29th Southeastern International Conference on Combinatorics, Graph Theory, and Computing, Florida Atlantic University, Boca Raton, Florida, USA (with talk).

• October - November 1997, Visiting Professor, University of Catania.

• September 24-28, 1997, invited speaker, Malta International Workshop on Graphs and Combinatorics.

• September 18--20, 1997, invited fellow, International Conference Graph Drawing'97, Rome, Italy

• May 25 - July 25, 1997, supported by DAAD, TU-Dresden, Germany (with talks at research seminars in the Institut fur Algebra, TU-Dresden, and in the Institut fur Theoretische Mathematik, TU Bergakademie Freiberg).

• May 18-20, 1997, 5th Twente Workshop on Graph Theory and Combinatorial Optimization, Twente University, The Netherlands (withn talk).

• October - November 1996, Visiting Professor, University of Catania.

• In March - April, 1996, supported by short term COBASE research grant and visited Georgia State University and Auburn University (with talks).

• September 3-8, 1995, 5th International Conference on Graphs and Combinatorics Marseille-Luminy, France (with talk).

• September - November 1995, Visiting Professor, University of Catania; research seminars at the universities of Catania, Messina, Neaples, Rome and the Polytechnic Institute of Milano.

• During 1994 - 1995, Scientific Research Program "Volkswagen-Stiftung Project No.I/69041", University of Duisburg, Germany. March 1995, March 1994, talks at research seminar, University of Duisburg.

• September - October 1995, Visiting Professor, University of Catania

• June 19-23, 1995, Workshop Graph Concepts in Theoretical Computer Science, Aachen, Germany.

• June 7-9, 1995, 4th Twente Workshop on Graphs and Combinatorial Optimization, University of Twente, Enschede, The Netherlands (with talk).

• March 19-24, 1995, International Conference "Carolus Magnus Colloquium" at Aachen, Germany (with talk).

• September - October 1994, Visiting Professor, University of Catania

• September 22-23, 1994, invited speaker, Catania Workshop on Combinatorics.

• September 10-16, 1994, invited lecturer, International Conference COMBINATORICS'94 (Roma-Montesilvano (PE), Italy).

• May 30 - June 3, 1994, International Conference on Discrete and Computational Geometry (Budapest, Hungary).

• September - November 1993, Visiting Professor, University of Catania

• September 26 - October 2, 1993, International Conference on Discrete Mathematics, University of Potsdam, Germany (with talk).