15.10  BARGRAPH 

Produces a simple bar graph.  Bars are  centered  on  the  x  values  with
heights given by Y.  Half widths are determined by DX and DY is not used.

BARGRAPH [EXPAND]
     [SETS=[FROM] n1 [TO] [n2]]
     [SELECT="name"]
     [POINTS=[FROM] n1 [TO] [n2]]
     [SLICES [X|Y|Z] [FROM] v1 [[TO] v2]] [CYCLE[=ON|OFF]]
     [INTENSITY|WIDTH=n]
     [WHITE|RED|GREEN|BLUE|YELLOW|MAGENTA|CYAN]
     [SOLID|DOTS|DASHES|DAASHES|DOTDASH|PATTERNED|FUNNY|SPACE]
                         3-d options
     [X] [Y] [Z] [BLOCK|LEGO] [HIDE[=ON|OFF]] [FRAME[=ON|OFF]] [DEPTH[=ON|
          OFF]] [XY|YZ|ZX] [CROSS|RANDOM]

     If  the  points are not specified all data points are used.  The line
texture is  determined  by  the  options  specified  or  by  the  default.
See:Command HISTOGRAM for more information.