Last modified: December 2020

URL: https://cxc.cfa.harvard.edu/sherpa/ahelp/multit_pdf.html
AHELP for CIAO 4.13 Sherpa v1

multit_pdf

Context: utilities

Synopsis

The PDF of a multivariate student-t.

Syntax

multit_pdf(x, mu, sigma, dof)

x - array
mu - array
sigma - array
dof - int

Description

Returns the probability density function (PDF) of a multivariate student-t distribution [1] .


PARAMETERS

The parameters for this function are:

Parameter Definition
x An array of length k.
mu An array of length k.
sigma A matrix of size (k,k). It must be symmetric and positive-definite.
dof

References


Bugs

See the bugs pages on the Sherpa website for an up-to-date listing of known bugs.

See Also

utilities
multinormal_pdf