jtheta2 {jacobi} | R Documentation |
Jacobi theta function two
Description
Evaluates the second Jacobi theta function.
Usage
jtheta2(z, tau = NULL, q = NULL)
ljtheta2(z, tau = NULL, q = NULL)
Arguments
z |
complex number, vector, or matrix |
tau |
lattice parameter, a complex number with strictly positive
imaginary part; the two complex numbers |
q |
the nome, a complex number whose modulus is strictly less than one, but not zero |
Value
A complex number, vector or matrix; jtheta2
evaluates the
second Jacobi theta function and ljtheta2
evaluates its logarithm.
Examples
jtheta2(1 + 1i, q = exp(-pi/2))
[Package jacobi version 3.1.1 Index]