Peter Streufert's Recent Research 

Pentaform Games

“Specifying a Game-Theoretic Extensive Form as an Abstract 5-ary Relation", International Journal of Game Theory, Volume 54, article number 16, 53 pages (May 2025).  Open access. 

"Dynamic Programming for Pure-Strategy Subgame Perfection in an Arbitrary Game", Western University, Department of Economics Research Report Series 2023-3, 55 pages (February 2023).  Also arXiv:2302.03855.

Categories for Extensive-Form Games

“The Category Gm for Extensive-Form Games", arXiv 2105.11398v2, 49 pages (September 2026).  

"The Category of Node-and-Choice Forms, with Subcategories for Choice-Sequence Forms and Choice-Set Forms", in Nonclassical Logics and Their Applications, edited by S. Ju, A. Palmigiano, and M. Ma, Logic in Asia: Studia Logica Library, Springer, pages 15-66 (January 2020).   Open access.

"The Category of Node-and-Choice Preforms for Extensive-Form Games", Studia Logica (Special Issue: Logics for Social Behaviour), 106: 1001-1064 (September 2018).   Open access.

Other Game-Theory Papers

"Equivalences among Five Game Specifications, including a New Specification whose Nodes are Sets of Past Choices”, International Journal of Game Theory, 48: 1-32 (March 2019).  Open access.

"An Elementary Proof that Additive I-Likelihood Characterizes the Supports of Consistent Assessments", Journal of Mathematical Economics, 59: 37-46 (August 2015).  Open access.

Contact Information

Peter Streufert, Western University (University of Western Ontario), Economics Department, London, Ontario, N6A 5C2 Canada.  Phone: 519-661-3500.  Email: pstreuf@uwo.ca.

Updated September 13, 2026