Clausen Formula
Clausen's 
identity
holds for
, 
, 
, 
a nonpositive integer, and 
is the Pochhammer Symbol(Petkovsek et al. 1996).Another identity ascribed to Clausen which involves the Hypergeometric Function 
and theGeneralized Hypergeometric Function 
is given by
See also Generalized Hypergeometric Function, Hypergeometric Function
References
Petkovsek, M.; Wilf, H. S.; and Zeilberger, D. A=B. Wellesley, MA: A. K. Peters, pp. 43 and 127, 1996.
- Arithmetic
- Arithmetic-Geometric Mean
- Arithmetic Geometry
- Arithmetic-Harmonic Mean
- Arithmetic-Logarithmic-Geometric Mean Inequality
- Arithmetic Mean
- Arithmetic Progression
- Arithmetic Sequence
- Arithmetic Series
- Armstrong Number
- Arnold Diffusion
- Arnold's Cat Map
- Arnold Tongue
- Aronhold Process
- Aronson's Sequence
- Arrangement
- Arrangement Number
- Array
- Arrowhead Curve
- Arrow Notation
- Arrow's Paradox
- Art Gallery Theorem
- Articulation Vertex
- Artin Braid Group
- Artinian Group