prepanel.lmline(x, y, ...)
prepanel.loess(x, y, span = 2/3, iter = 3, ...)
prepanel.qqmathline(x, distribution, ...)
xlim, ylim, dx, dy
, the first
two being used to calculate panel axes limits, the last two for
banking computations.lowess
, trellis.par.get
,
Lattice