Theta function
SPECIAL FUNCTIONS OF SEVERAL COMPLEX VARIABLES
Theta-function; Theta functions; Riemann theta-function; Theta series; Theta Functions; Riemann theta function; Jacobi theta function; Jacobi theta functions; Theta-series; Jacobi Theta function; Jacobian theta function; Jacobi auxiliary theta functions
In mathematics, theta functions are special functions of several complex variables. They show up in many topics, including Abelian varieties, moduli spaces quadratic form, and solitons.