References

[1] C. H. Edwards and D. E. Penney. Calculus with Analytic Geometry , Prentice Hall International, Inc., 1998.

[2] C. H. Edwards and D. E. Penney. Differential Equations and Boundary Value Problems. Computing and

Modeling, , Prentice Hall International, Inc., 1996.

[3] D. C. Lay. Linear Algebra and its Applications , Second Edition , Addison Wesley, 1997.