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Text File  |  1994-08-11  |  242b  |  9 lines
  1. # library grid
  2. # grid(n) plots the n^2 grid on graphics mode
  3. # e.g. graph, grid(10)
  4.  
  5. grid(n_):=block(numeric:=on,
  6. do(line(0,getmaxy*j/n,getmaxx,getmaxy*j/n),j,0,n,1),
  7. do(line(getmaxx*k/n,0,getmaxx*k/n,getmaxy),k,0,n,1),
  8. numeric:=off)
  9.