n <tt>Q</tt> is given by
    <p class="programlistingindent"><img src="../../../../../../fig/mpt/modules/geometry/sets/@Polyhedron/invaffinemap3.png" alt="../../../../../../fig/mpt/modules/geometry/sets/@Polyhedron/invaffinemap3.png"></p>    
	The matrix <tt>T</tt> must be a square real matrix. The vector <tt>t</tt>, if omitted,
	defaults to a zero vector of corresponding dimension.
  <h2>Input Arguments</h2>
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