PolyUnion/feval3.png" alt="../../../../../../fig/mpt/modules/geometry/unions/@PolyUnion/feval3.png"> vector of function values,
            <tt>feasible = true</tt>,
            <tt>idx</tt> = index of the set which contains <tt>x</tt>,
            <tt>tb_value = []</tt>.
        </li>
        
         <li>
            
            <tt>x</tt> is contained in multiple polyhedra (either at the boundary or in
            strict interior if there are overlaps), no tie-breaking (default):
            
         