Dr. Jeff Boersema

Professor of Mathematics and

Chairperson of the Mathematics Department at Seattle University

Recent and Upcoming Courses:

Fall 2013, Math 431: Real Analysis

Spring 2013, Math 232: Multivariable Calculus

Fall 2012, Math 232: Multivariable Calculus

Education

University of Oregon, Ph.D. in Mathematics, 1999

University of Oregon, M.A. in Mathematics, 1995

Calvin College, B.S. in Mathematics and Philosophy, 1993

Select Publications

"Pictures of KK-theory for Real C*-Algebras", under review.

"Real Graph Algebras and K-theory", Rocky Mountain Journal of Mathematics, to appear.

"Stability of Real C*-Algebras" (with Efren Ruiz), Canadian Mathematical Bulletin 54 (2011) 593--606.

"The Classification of Real Purely Infinite C*-Algebras" (with Efren Ruiz and Peter Stacey), Documenta Mathematica 16 (2011), 619--655.

"Appendix: The Universal Coefficient Theorem for σ-Unital C*-Algebas", Transactions of the American Mathematical Society 363 (2011), 6450--6451.

"Kaplansky Density and Kadison Transitivity Theorems for Irreducible Representations of Real C*-Algebras", Acta Mathematica Sinica 23 (2007), 1827--1832.

"The Range of United K-Theory", Journal of Functional Analysis 235 (2006), 702--718.

"Correction to the paper 'Real Structure in Purely Infinite C*-Algebras' " (with Peter Stacey), Journal of Operator Theory 53 (2005), 441--442.

"Real C*-Algebras, United KK-Theory, and the Universal Coefficient Theorem", K-Theory 33 (2004), 107--149.

"Real C*-Algebras, United K-Theory, and the Künneth Formula", K-Theory 26 (2002), 345--402.

"Knots in Four Dimensions and the Fundamental Group", Rose Hulman Undergraduate Mathematics Journal Vol. 4, Issue 2 (2003).