Ryan Therkelsen

Ryan Therkelsen

Assoc Professor - Educator

Associate Professor Educator and MAT Program Director

French Hall

4408

A&S Mathematical Sciences - 0025

Education

Ph.D.: North Carolina State University Raleigh, NC, 2010 (Mathematics)

M.A.: San Diego State University San Diego, CA, 2004 (Mathematics)

B.A.: University of Iowa Iowa City, IA, 2001 (Mathematics)

Positions and Work Experience

08-2004 -07-2005 Instructor, Finger Lakes Community College, Canandaigua, NY

08-2010 -08-2011 Visiting Assistant Professor, Bellarmine University, Louisville, KY

08-2011 -05-2014 Assistant Professor, Bellarmine University, Louisville, KY

08-2014 -To Present Assistant Professor - Educator, University of Cincinnati, Cincinnati, OH

Publications

Peer Reviewed Publications

M. Greferath, R.K. Therkelsen (2009. ) On coloured constant composition designs .Discrete Mathematics, , 309 (8 ) ,2410-2416

Book Chapter

R.K. Therkelsen (2014 ) Conjugacy Decomposition of Canonical and Dual Canonical Monoids Algebraic Monoids, Group Embeddings, and Algebraic Combinatorics (Fields Institute Communications) .(pp. 189-209).Springer

Presentations

Invited Presentations

(11-2010. ) Order in the Conjugacy Decomposition of a Canonical Monoid .Tulane University Algebra Seminar, New Orleans, LA.

(07-2011. ) From Weyl Groups to Renner Monoids .University of North Carolina-Asheville, 2011 Summer REU: Groups, Graphs, and Geometry, Asheville, NC.

(07-2012. ) Conjugacy Order in Canonical and Dual Canonical Monoids .Workshop on Algebraic Monoids, Group Embeddings and Algebraic Combinatorics, Fields Institute, Toronto, ON.

(10-2012. ) Some Properties of Generalized Partitions Relating to the Rook Monoid .AMS Sectional Meeting, Special Session on Algebraic Combinatorics: Rook Theory and Applications, New Orleans, LA.

Paper Presentations

(04-2009. ) An introduction to (coloured) constant composition designs .Raleigh, NC.

(01-2009. ) Order in the Conjugacy Poset of a Reductive Monoid .Washington, DC.

(01-2010. ) Results on the Order Between Orbits in the Conjugacy Decomposition of a Canonical Monoid .San Francisco, CA.

(01-2011. ) Order in the Conjugacy Decomposition of the Rook Monoid .New Orleans, LA.

(01-2012. ) A New Description of the Bruhat-Chevalley Order on Gauss-Jordan elements in the Renner Monoid .Boston, MA.

(03-2012. ) Some Properties of Generalized Partitions .Louisville, KY.

(04-2013. ) Constant Composition Designs: A New Take on an Old Classic .Lexington, KY.

(10-2013. ) Poset Properties for Generalized Partitions .Louisville, KY.

(01-2014. ) A Multiset Generalization of t-Designs .Baltimore, MD.