Symbolic Computation for Structural Equation Models

A collection of functions for symbolic computation using 'Ryacas' package for structural equation models. This package includes functions to calculate model-implied covariance (and correlation) matrix and sampling covariance matrix of functions of variables using the first-order Taylor approximation. Reference: McArdle and McDonald (1984) .


Reference manual

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0.1 by Mike Cheung, a year ago

Browse source code at

Authors: Mike Cheung [aut, cre]

Documentation:   PDF Manual  

GPL (>= 2) license

Imports OpenMx, metaSEM, Ryacas, mvtnorm

Suggests testthat

See at CRAN