This command limits how many relations will be printed when evaluating a polyhedral set, returning the previous value.  The default value is 10.

A value of zero disables the structured printing of polyhedral sets.

$\mathrm{with}\left(\mathrm{PolyhedralSets}\right)\:$

$\mathrm{PrintLevel}\left(4\right)\;$$Q≔\mathrm{PolyhedralSet}\left(\left[x+y+z\le 1\,0\le x\,0\le y\,0\le z\,\frac{1}{2}\le x+y+z\,\frac{1}{2}\le x+y+2z\,3\le w+x\,-10\le 3w-2x\right]\,\left[w\,x\,y\,z\right]\right)$

$10$

$Q≔\{\begin{array}{lll}\mathrm{Coordinates}& \:& \left[w\,x\,y\,z\right]\\ \mathrm{Relations}& \:& \left[-z\le 0\,-y\le 0\,-x-y-z\le -\frac{1}{2}\,-x\le 0\,\mathrm{and\; 2\; more\; constraints}\right]\end{array}$

$\mathrm{PrintLevel}\left(10\right)$

$4$

$Q$

$\{\begin{array}{lll}\mathrm{Coordinates}& \:& \left[w\,x\,y\,z\right]\\ \mathrm{Relations}& \:& \left[-z\le 0\,-y\le 0\,-x-y-z\le -\frac{1}{2}\,-x\le 0\,x+y+z\le 1\,-w-x\le \mathrm{-3}\right]\end{array}$

$\mathrm{PrintLevel}\left(0\right)$

$10$

$Q$

$\mathrm{Object<<PolyhedralSet,139657537319904>>}$

The PolyhedralSets[PrintLevel] command was introduced in Maple 2015.

For more information on Maple 2015 changes, see Updates in Maple 2015.