Next: Synchrotron Functions, Previous: Power Function, Up: Special Functions [Index]
The polygamma functions of order n are defined by where \psi(x) = \Gamma'(x)/\Gamma(x) is known as the digamma function. These functions are declared in the header file gsl_sf_psi.h.
• Digamma Function: | ||
• Trigamma Function: | ||
• Polygamma Function: |