rrcov (version 1.3-8)

isSingular-methods: Check if a covariance matrix (object of class 'Cov') is singular

Description

Returns TRUE if the covariance matrix contained in a Cov-class object (or derived from) is singular.

Usage

## S3 method for class 'Cov':
isSingular(obj)

Arguments

obj

an object of class (derived from) "Cov".

See Also

Cov-class, CovClassic, CovRobust-class.

Examples

data(hbk)
cc <- CovClassic(hbk)
isSingular(cc)