[XYZ]Ticks Keyword
Used With Routines:  AXIS, BAR3D,  BOXPLOTCONTOUR,  CONTOURFS,  CONTOUR2,  OPLOT,  PLOTSHADE_SURF,  SHADE_SURF_IRR,  SURFACE,  vtkAXES
Corresponding System Variable:  ![XYZ].Ticks
The number of major tick intervals to draw for the axis. If omitted PV-WAVE will select from three to six tick intervals. Setting this field to n, where n > 0, produces exactly n tick intervals, and n + 1 tick marks.