A difference equation is the discrete analog of a Differential Equation. A difference equation involves a
Function with Integer-valued arguments in a form like

(1) |

(2) |

(3) |

(4) |

**References**

Batchelder, P. M. *An Introduction to Linear Difference Equations.* New York: Dover, 1967.

Bellman, R. E. and Cooke, K. L. *Differential-Difference Equations.* New York: Academic Press, 1963.

Beyer, W. H. ``Finite Differences.''
*CRC Standard Mathematical Tables, 28th ed.* Boca Raton, FL: CRC Press, pp. 429-460, 1988.

Brand, L. *Differential and Difference Equations.* New York: Wiley, 1966.

Goldberg, S. *Introduction to Difference Equations, with Illustrative Examples from Economics, Psychology, and Sociology.*
New York: Dover, 1986.

Levy, H. and Lessman, F. *Finite Difference Equations*. New York: Dover, 1992.

Richtmyer, R. D. and Morton, K. W. *Difference Methods for Initial-Value Problems, 2nd ed.* New York:
Interscience Publishers, 1967.

© 1996-9

1999-05-24