A ZAXlist
object is a representation of the “ZAL
” matrix as a list of descriptors of each ZAL
block for each random effect.
This documentation is for development purposes and may be incomplete. The objects and methods are not part of the programming interface and are subject to modification without notice.
# new("ZAXlist", LIST=.)
LIST
:A list whose each block is either a (M|m)atrix
,
or a list with two elements (and addtional class ZA_QCHM
): ZA
, and the Cholesky
factor Q_CHMfactor
of the precision matrix (L=solve(Q_CHMfactor,system="Lt")
).