Initialize a problem set for the student
init.ps(ps.name, user.name = "", dir = getwd(),
stud.short.file = paste0(ps.name, ".Rmd"), rps.file = paste0(rps.dir, "/",
ps.name, ".rps"), log.file = paste0(dir, "/", ps.name, ".log"),
rps.dir = dir, ups.dir = dir, user.dir = ups.dir,
save.nothing = FALSE, check.whitelist = !is.null(wl), wl = NULL,
use.memoise = NULL, noeval = FALSE, precomp = FALSE,
replace.sol = FALSE, preknit = FALSE, ups.save = default.ups.save())
the name of the problem set
the path in which the stud has stored his file
the file name (without path) of the .rmd problem set file