For kcde objects, the function headers for the different dimensional data are
## univariate
plot(Fhat, xlab, ylab="Distribution function", add=FALSE, drawpoints=FALSE,
ptcol="blue", jitter=FALSE, ...) ##bivariate
plot(Fhat, display="persp", cont=seq(10,90, by=10), abs.cont, xlab, ylab,
zlab="Distribution function", cex=1, pch=1, labcex, add=FALSE,
drawpoints=FALSE, drawlabels=TRUE, theta=-30, phi=40, d=4, ptcol="blue",
col, lwd=1, border=NA, ...)