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SpecialDigammabackward_recurrence Method

Computes digamma(z - n) from digamma(z) using the recurrence relation digamma(z - 1) = digamma(z) - 1/(z - 1).

Namespace: Altaxo.Calc
Assembly: AltaxoCore (in AltaxoCore.dll) Version: 4.8.3448.0 (4.8.3448.0)
Syntax
C#
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public static Complex backward_recurrence(
	Complex z,
	Complex psiz,
	int n
)

Parameters

z  Complex
The value z.
psiz  Complex
The value digamma(z).
n  Int32
The non-negative integer step count.

Return Value

Complex
The value digamma(z - n).
See Also