QRM (version 0.4-7)

eigenmeth: Make Matrix Positive Definite

Description

The function adjusts a negative definite symmetric matrix to make it positive definite.

Usage

eigenmeth(mat, delta = 0.001)

Arguments

mat

matrix, a symmetric matrix

delta

numeric, new size of smallest eigenvalues

Value

• a positive-definite matrix

Details

See page 231 of QRM.