he distributions are the same but the first is compressed to a 2e-14 slab.
<p>
<li><b>Post-merging of coplanar facets</b> -- In 5-d and higher, the default option '<a href="qh-optq.htm#Qx">Qx</a>'
delays merging of coplanar facets until post-merging.
This may allow &quot;dents&quot; to occur in the intermediate
convex hulls. A point may be poorly partitioned and force a poor
approximation. See option '<a href="qh-optq.htm#Qx">Qx</a>' for
further discussion.</p>

<p>This is difficult to produce in 5-d and hi