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nlme (version 3.1-163)

logDet.reStruct: Extract reStruct Log-Determinants

Description

Calculates, for each of the pdMat components of object, the logarithm of the determinant of a square-root factor.

Usage

# S3 method for reStruct
logDet(object, ...)

Value

a vector with the log-determinants of square-root factors of the

pdMat components of object.

Arguments

object

an object inheriting from class "reStruct", representing a random effects structure and consisting of a list of pdMat objects.

...

some methods for this generic require additional arguments. None are used in this method.

Author

José Pinheiro

See Also

reStruct, pdMat, logDet

Examples

Run this code
rs1 <- reStruct(list(A = pdSymm(diag(1:3), form = ~Score),
  B = pdDiag(2 * diag(4), form = ~Educ)))
logDet(rs1)

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