Given a Modulus in an Elliptic Integral, the modular angle is defined by . An Elliptic Integral is written when the Parameter is used, when the Modulus is used, and when the modular angle is used.

**References**

Abramowitz, M. and Stegun, C. A. (Eds.).
*Handbook of Mathematical Functions with Formulas, Graphs, and Mathematical Tables, 9th printing.*
New York: Dover, p. 590, 1972.

© 1996-9

1999-05-26