Dedekind Eta Function
Let
 | (1) |
by | (2) |
 | (3) |
is a Modular Form. Letting 
be a Root of Unity, 
satisfies |  |  | (4) |
 | |  | (5) |
(Weber 1902, p. 113; Atkin and Morain 1993).See also Dirichlet Eta Function, Theta Function, Weber Functions
References
Atkin, A. O. L. and Morain, F. ``Elliptic Curves and Primality Proving.'' Math. Comput. 61, 29-68, 1993. Weber, H. Lehrbuch der Algebra, Vols. I-II. New York: Chelsea, 1902.
- Saddle
- Saddle-Node Bifurcation
- Saddle Point (Fixed Point)
- Saddle Point (Function)
- Saddle Point (Game)
- Safarevich Conjecture
- Safe
- Sagitta
- Saint Andrew's Cross
- Saint Anthony's Cross
- Saint Petersburg Paradox
- Sal
- Salamin Formula
- Salem Constants
- Salesman Problem
- Salient Point
- Salinon
- Salmon's Theorem
- Saltus
- Sample Proportion
- Sample Space
- Sample Variance
- Sampling
- Sampling Function
- Sampling Theorem