Psi Method (z)

Computes the complex digamma (ψ) function.

Declaration Syntax

Visual Basic

Visual C++

public static Complex Psi(
	Complex z
)

Public Shared Function Psi ( _
	z As Complex _
) As Complex

public:
static Complex Psi(
	Complex z
)

static member Psi : 
        z:Complex -> Complex

Parameters

Return Value

The value of ψ(z).

Remarks

The image below shows the complex ψ function near the origin using domain coloring.