Is Grap the Right Thing to Say?

Graf: Can you define a line using a single equation in three dimensions? Idon't think so, right? You need like, a vector. Y equals x on the x y plane, but then just extends infinitely upwards and downwards. There's no restriction for teres, zero restriction sto the rule. And beautifully enough, actually, weiht, is there? What? The grap of y equals x in three dimensions. That's wy why i'm saying its os on sang e play. But way, hold on. I s want to make sure my terminology is right? Is grap the right thing to say? Yi, now we were talking about the earliest grap the