Text Book:

Elementary Linear Algebra with Applications, 3e


Elementary Linear Algebra with Applications - Third Edition


Math Ed papers:

Electricians Need Algebra, Too

A study of Core-Plus students attending Michigan State University

Core Plus’ letter to the editor and our reply

A Capstone Course for Prospective High School Mathematics Teachers

On the Transition in Mathematics from High School to Michigan State University

Future High School Math Teachers and Upper Level Math Courses

What (Future) High School Teachers Need to Know about Trigonometry

 Calculus Notes:

Simplifying Integrals by Substitution

 Math Research Papers:

1. On a family of tertiary operations, Proceedings of a Conference on Algebraic Topology, U. of Illinois, Circle Campus, Chicago, June 1968.

2. On the geometric dimension of stable real vector bundles, Boletin de la Sociedad Matematica Mexicana, 17 (1972), 42-58.

3. On characteristic classes of groups and bundles of K(pi,1)'s, Proceedings of the Am. Math. Soc., 40 (1973), pp. 597-603.

4. A geometric interpretation of a classical group cohomology obstruction, Proc. A.M.S., V. 54, (Jan. 1976), pp. 405-412.

5. A relationship between group cohomology characteristic classes, Ill. J. Math., V. 20, (March 1976), pp. 30-40.

6. Moore-Postnikov towers for fibratins in which pi_1(fiber) is non-Abelian, Pacific J. Math. V. 62 (1976), pp. 141-148.

7. A natural algebraic interpretation of the group cohomology group H^n(Q;A), Notices AMS, 25 (April 1978) 351.

8. Purcell's Method Projective n-Space, and a Parallelizable Sparse Linear Equation Solver (with G. Ludden), Applied Mathematics and Computation, V. 30,(September 1986), pp. 89-94.

9. Refined Interlacing Properties (with B.N. Parlett), SIAM J. Mat. Anal. Appl., Vol. 13 (Jan. 1992), pp. 239-247.

10. Certain Rank 2k Updates act Like Rank k, Lin. Alg. and its Appl., Vol. 178 (Jan.  1993), pp. 173-174.

11.  Extended Interlacing Intervals (with C.R. Johnson and B.K. Kroschel), LAA, Vol. 254 (1997), pp. 227-239.