"middle even sf-item-38 sf-depth-4 sf-no-children"><a href="../appendix-a-external-functions/pt_in_poly.html" class="sf-depth-4">PT_IN_POLY</a></li><li id="menu-1465-1" class="middle odd sf-item-39 sf-depth-4 sf-no-children"><a href="../appendix-a-external-functions/RECT-TO-CURV.html" class="sf-depth-4">RECT_TO_CURV</a></li><li id="menu-1466-1" class="middle even sf-item-40 sf-depth-4 sf-no-children"><a href="../appendix-a-external-functions/samplexy_curv_avg.html" class="sf-depth-4">SAMPLEXY_CURV_AVG</a></