distr (version 2.6.2)

sqrt-methods: Methods for Function sqrt in Package `distr'

Description

sqrt-methods using generalized inverses for p.s.d. matrices

Usage

# S4 method for PosSemDefSymmMatrix
sqrt(x)

Arguments

x

a p.s.d. matrix (of class PosSemDefSymmMatrix

Methods

sqrt

signature(x = "PosSemDefSymmMatrix"): produces a symmetric, p.s.d. matrix \(y\) such that \(x = y^2\).

See Also

solve