R/size_npar_nrow.R

In mcrucifix/iceages: Ice age models and analysis

# Copyright (c) 2012 Michel Crucifix <michel.crucifix@uclouvain.be>

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# ------------------------------------------------------------------
# R Code developed for R version 2.15.2 (2012-10-26) -- "Trick or Treat"
# ------------------------------------------------------------------ 

size_npar_nrow <-
function(N, state,par)
  {
      if (is.vector(state)) state <- matrix(state,1,length(state))
      ndim <- ncol(state)
      if (is.null(N)) N <- nrow(state) else
              if (N < nrow(state)) stop ('missing states')
      if (is.vector(par)) par <- matrix(par, N, length(par), byrow=TRUE)
      npar <- ncol(par)
      if ( nrow(par) < N ) stop('missing par')
      return (list (N=N,npar=npar,ndim=ndim) )
   }