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distr (version 2.9.5)

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 \(x = y^2\).

Author

Peter Ruckdeschel peter.ruckdeschel@uni-oldenburg.de

See Also