x or (in the case of tipRotate the actual integer vector, x.minRotate(tree, x, ...)
tipRotate(tree, x, ...)tipRotate. Presently optional arguments can be fn, function to be used to compute the distance between the order of the tip labels in tree and the numeric vector x (prese"phylo".phylo.to.map, in the case of minRotate, or cophylo, in the case of tipRotate.