Creates an object for calculating Omega/Omega^-1 and derivatives

Source: R/rxSymInv.R

Creates an object for calculating Omega/Omega^-1 and derivatives

rxSymInvCholCreate(
  mat,
  diag.xform = c("sqrt", "log", "identity"),
  create.env = TRUE,
  envir = parent.frame()
)

Arguments

mat

Initial Omega matrix
diag.xform

transformation to diagonal elements of OMEGA. or chol(Omega^-1)
create.env

-- Create an environment to calculate the inverses. (By default TRUE)
envir

-- Environment to evaluate function, bu default it is the parent frame.

Value

A rxSymInv object OR a rxSymInv environment

Author

Matthew L. Fidler