 with respect to the fixed-effects
  parameters but not with respect to sigma; that is, the
  function takes parameters for the variance-covariance parameters
  and for the residual standard deviation.  The random-effects
  variance-covariance parameters are on the standard deviation/correlation
  scale, not the theta (Cholesky factor) scale."><meta property="og:description" content="The deviance is profiled with respect to the fixed-effects
  parameters but not with respect to sigma; that is, the
  functio