The function computes the coordinates of the vertices of the Hasse diagram.
vertices(C, shape = c("square", "circle", "equispaced"), noise = FALSE)
cover matrix, an object of class S3 cover
.
shape of the diagram. See details.
some jittering on the x axis, so as to improve readability. Values can be boolean or positive values, to get different jittering intensities.
Possible Hasse diagram shapes: square
; circle
; equispaced
. The last option is suggested when the poset has more than one maximal or minimal elements. The function is used by the plot methods defined in the package (see plot.cover
).
plot.cover