How to make vi redraw screen?
In Vi both of these are redraw:
- ^R ( does not work with VT100 type terminals )
- ^L ( does not work with Televideo terminals )
From http://www.cs.rit.edu/~cslab/vi.html#A1.4 (dead link; see archive)
As noted in the comments Vim now uses ^R for redo and ^L alone for redraw.