\vbox, \hbox, \box, pt, \left, \right, \def, to, \sin, \lim, \exp, \log, \prod, \tan, \pi, \over, \infty, \rightarrow, \displaystyle, \setbox, \showthe, \ht, \dp, \big, \moveleft, \moveright, \smash, \vrule, height, width, depth, plain, \halign, \hfill, \qquad, \cr, ^, _, #, &, $