Murray Marshall's Home Page


Professor Emeritus, Department of Mathematics and Statistics, University of Saskatchewan

University Address

106 Wiggins Road, Saskatoon, SK, S7N 5E6, Canada
Phone Number: (306) 966-6098
E-mail address:

Research Interests

My research interests include: Quadratic Forms, Spaces of Orderings, Real Algebraic Geometry, Positive Polynomials and Sums of Squares

Some Links

 ResearchGate, Mathematics Genealogy Project, U of S Electronic Theses, Oberwolfach Photo Collection, ArXiv/Org , RAAG Preprint Server, Valuation Theory Home Page, Algebra and Logic Seminar, Nonassociative Algebra Seminar, Seminaire Structures Algebriques Ordonnees, Katowice Seminar, Konstanz Group, BIRS, SIGSAM, SIAG-AG, Leipzig 2011, Magdeburg 2012, Newton Institute 2013, CIRM (Luminy) 2013, Oberwolfach 2014

Graduate Students

Postdoctoral Fellows & Visitors

Published Works

1. Positive Polynomials and Sums of Squares

2. Orderings, Valuations and Quadratic Forms

3. Other Topics