## bivariate
## S3 method for class 'prim':
plot(x, col, xlim, ylim, xlab, ylab, add=FALSE,
add.legend=FALSE, cex.legend=1, pos.legend, lwd=1, ...)## trivariate
## S3 method for class 'prim':
plot(x, color, xlim, ylim, zlim, xlab, ylab, zlab,
add.axis=TRUE, ...)
## d-variate
## S3 method for class 'prim':
plot(x, col, xmin, xmax, xlab, ylab, ...)
primtopo.colors(), with one colour per box in the
PRIM box sequence.prim.box