Position
Professor of Mathematics. Acting Chair of MathematicsStatistics Department since March 2016. (Former Department Chair, April 2003June 2007; Acting Chair during JulyDecember 2008, JanuaryJune 2014.)
Quick Bio
Research Area
Broadly, Functional Analysis. Primarily,
C*Algebras,
Operator Algebras,
Ktheory, noncommutative geometry, theoretical and mathematical Physics. More
Recent Papers in Refereed Journals
S. Walters,
The Kinductive Structure of the Noncommutative Fourier Transform, Math. Scand. (2018), 15 pages, to appear. arXiv:1706.00076
S. Walters,
Semiflat Orbifold Projections,
Houston J. Math.
44 (2018), No. 2, 645663.
arXiv:1711.01016
S. Walters,
Orthogonality Relations And Topological Invariants Of Fourier Invariant Fields Of Projections, J. Operator Theory 77 (2017), No. 1, 191203. Online Abstract
S. Walters,
Projections Nearly Orthogonal To Their Symmetries, J. Math. Analysis Appl. 446 (2017), No. 2, 13561361.
DOI: http://dx.doi.org/10.1016/j.jmaa.2016.09.013
S. Walters,
Toroidal Orbifolds of Z_{3} and Z_{6} Symmetries of Noncommutative Tori, Nuclear Physics B 894 (2015), 496526.
DOI: http://dx.doi.org/10.1016/j.nuclphysb.2015.03.008
Dedicated to George Elliott on his 70th birthday.
My first best paper
S. Walters,
Inductive limit automorphisms of the irrational rotation algebra, Comm. Math. Phys. 171 (1995), no. 2, 365381. MR 97a:46088

Recently Completed Papers
S. Walters,
Ktheory of Rotation Algebra Crossed Products by Amalgamated Products of Finite Cyclic Groups (2018), 16 pages. arXiv:1809.09286
Papers In Progress
S. Walters,
Orbifolds of the Weyl Algebra and their Traces (2018), 28 pages (approx).
S. Walters,
Ktheory of Approximately Central PowersRieffel Projections (2018), 10 pages (approx).
S. Walters,
Ktheory of Approximately Central Projections: Fourier Case (2018), 32 pages (approx).
S. Walters,
The Polynomial Rotation Algebra (2018), 15 pages (approx). (Expository paper on the rotation algebra without topology.)
Expository Papers
S. Walters,
How Einstein Got His Field Equations, (2016), 7 pages.
(Expository paper based on a lecture by same title in commemoration of General Relativity centennial.) It is posted on the Cornell arXiv.
S. Walters,
Anticommutator Norm Formula for Projection Operators, preprint (2015), 8 pages. arXiv:1604.00699v1
Research Grant
My research has been partly supported by NSERC from 1990 until 2011. Thank you, NSERC.
_________________________
Department
of Mathematics and Statistics
The University of Northern B.C.
3333 University Way
Prince George, B.C. V2N 4Z9, CANADA
