.c#checkzero">qh_checkzero</a>
check that facets are clearly convex </li>
<li><a href="merge.c#flippedmerges">qh_flippedmerges</a>
merge flipped facets into best neighbor </li>
<li><a href="merge.c#forcedmerges">qh_forcedmerges</a>
merge all duplicate ridges </li>
<li><a href="merge.c#merge_degenredundant">qh_merge_degenredundant</a>
merge degenerate and redundant facets </li>
<li><a href="merge.c#merge_nonconvex">qh_merge_nonconvex</a>
merge a non-convex ridge </li>
<li><a href="merge.c#premerge">qh_premer