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# Digamma Function

A selection of articles related to digamma function.

Bringing it Down to Earth: A Fractal Approach
'Clouds are not spheres, mountains are not cones, coastlines are not circles, and bark is not smooth, nor does lightning travel in a straight line.' B. Mandelbrot W e want to think about the future - it's our nature. Unlike other creatures, humans possess an...
Mystic Sciences >> Astrology
>> Modern Science
Hod & Netzach
Just as the previous pairs of Sephiroth, (Binah - Chokmah, Chessed - Gedulah), needed to be explained together to be fully understood, (Binah depends on that of Chokmah, and Chessed relies on Geburah, visa versa), so it is with Hod and Netzach. Hod is form...
Magick >> Qabalah
Select Cross-Cultural and Historical Personifications of Death
This extensive introduction includes some of the more well known, along with some lesser known Death "incarnations", and I use that term loosely, as in many cultures, the Angel of Death can be quite an adept shapeshifter. We have tried to cull...
Mystic Sciences >> Necromantic Studies
Survivalists' Guide for the New Millennium: Chapter 4
THE TRANSFORMATION OF CATERPILLAR TO BUTTERFLY It is not difficult to see that the whole Agenda behind owning a bigger home, a newer car and more land is one of ego. This is an orientation toward the building of an empire of material wealth, in a vain...
Philosophy >> Survivalists Guide for the New Millennium
What is hypnotic trance? Does it provide unusual physical or mental capacities?
2.1 'Trance;' descriptive or misleading? Most of the classical notions of hypnosis have long held that hypnosis was special in some way from other types of interpersonal communication and that an induction (preparatory process considered by some to be...
Parapsychology >> Hypnosis
Survivalists' Guide for the New Millennium: Chapter 6
AS THE WORM TURNS Health and well being are part of the natural birthright of the human being. With all of its organs intact, the right diet, exercise and mental focus, a human body can overcome any disease. Even so, the effects of living in this...
Philosophy >> Survivalists Guide for the New Millennium

Digamma Function is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Digamma Function books and related discussion.

## Suggested Pdf Resources

Introduction to the Gamma Function
INFINITE FAMILY OF APPROXIMATIONS OF THE DIGAMMA
tions to the Digamma function Ψ.
The integrals in Gradshteyn and Ryzhik. Part 10: The digamma
be expressed in terms of the digamma function ψ(x) = d dx log Γ(x). In this note Here Γ(x) is the gamma function defined by. (1.
ON THE GAMMA FUNCTION AND ITS APPLICATIONS 1
Factorial, Gamma and Beta Functions Outline
integer values, the Gamma function was later presented in its traditional The first reported use of the gamma symbol for this function was by Legendre in 1839.

## Suggested Web Resources

Digamma Function -- from Wolfram MathWorld
is therefore frequently used for the digamma function itself, and Erdélyi et al. ( 1981) use the notation psi(z) for Psi(z) .
Digamma function
Digamma function - Wikipedia, the free encyclopedia
In mathematics, the digamma function is defined as the logarithmic derivative of the gamma function: \psi(x) =\frac{d}{dx} \ln.
PlanetMath: digamma and polygamma function
The digamma function is defined as the logarithmic derivative of the gamma function:  \psi (z) = {d \over dz} \log \Gamma (z) = {\Gamma' (z) \over \Gamma (z )}.
Digamma Function - GNU Scientific Library -- Reference Manual
These routines compute the digamma function \psi(n) for positive integer n . The digamma function is also called the Psi function.

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