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Faculty Directory » Amy Wehe


Office Hours:

Semester: Fall 2019
Dr. Wehe is on Sabbatical for the Fall 2019 semester.

Office Information:

Room Number: Edgerly 301D
Phone: 978-665-3253

Courses Taught:

Introduction to Functions (MATH 1250)
Precalculus (MATH 1300)
Calculus I, II, and IV (MATH 2300, MATH 2400, MATH 4150)
Calculus for Business (MATH 2200)
Linear Algebra (MATH 2600)
Informal Geometry (MATH 2000)
Applied Statistics (MATH 1700)
History of Mathematics (MATH 3200)
Geometry (MATH 3000)
Discrete Mathematics (MATH 1900)
Abstract Algebra (MATH 4300)
Probability and Statistics I (MATH 4200)
Probability and Statistics II (MATH 4250)


Ph.D., Iowa State University, 2005

Research Interests:

Combinatorial Matrix Theory
Spectral Graph Theory
"Teaching and Learning," most current publications are:

  • Wangsness Wehe, Amy, Informal Geometry, Kendall Hunt, Dubuque, IA, 2015.
  • DeAlba, Luz; Hogben, Leslie; Wangsness Wehe, Amy.  Matrix completion problems. Handbook of Linear Algebra, Second Edition, Taylor & Francis Group/CRC Press, 2014, pgs 49-1 – 49-30.
  • Wangsness Wehe, Amy and 15 other authors; Minimum rank of skew-symmetric matrices described by a graph—IMA-ISU research group on minimum rank. Linear Algebra and Its Applications, v432, 2010, pgs. 2457-2472.

Representative Publications:

Choi, Ji Young; De Alba, Luz Maria; Hogben, Leslie; Maxwell, Mandi S.;
Wangness, Amy. 'Po-matrix Completion Problem'. Electronic Journal of Linear Algebra v9, 2002, pgs. 1-20. De Alba, Luz Maria; Hardy, Timothy L.; Hogben, Leslie; Wangness, Amy. 'The (Weakly) Sign Symmetric P-matrix Completion Problems'. Electronic Journal of Linear Algebra v10, 2003, pgs. 257-271

Professional Affiliations:

Mathematical Association of America (MAA)
American Mathematical Society (AMS)
International Linear Algebra Society