Hello, I'm trying to use r.plot() in Sage9.0, but when I do I only get null device 1 as a output in Jupyter. Can someone please tell me what exactly I'm doing wrong here? I'm on ubuntu18.04.
x <- r([1,2,3,4,5]) y <- r([2,3,4,5,2]) r.plot(x)
null device 1
