Tweak minsize/maxsize adjustment to avoid rounding errors.

Applies consensus from mathml core 18/11/19 closes w3c/mathml#110
w3c · May 9, 2020 · a91f020 · a91f020
1 parent a1fdb34
commit a91f020
Showing 1 changed file with 12 additions and 9 deletions.
diff --git a/index.html b/index.html
@@ -2008,7 +2008,6 @@ <h4>Group Sub-Expressions <code>&lt;mrow&gt;</code></h4>
             <h5>Algorithm for stretching operators along the block axis</h5>
             <div class="issue" data-number="124">Layout of container with only stretchy <a>in-flow</a> children</div>
             <div class="issue" data-number="109">Define what happens when maxsize &lt; minsize</div>
-            <div class="issue" data-number="110">Explicit calculation for minsize/maxsize constraints?</div>
             <figure id="symmetric-and-non-symmetric-vertical-stretching">
               <img src="figures/vstretch.svg"/>
               <figcaption>Symmetric and non-symmetric stretching of
@@ -2100,18 +2099,22 @@ <h5>Algorithm for stretching operators along the block axis</h5>
                       <li>
                         Otherwise, if
                         0 &lt; <code>T</code> &lt; <code>minsize</code>
-                        then
+                        then first
                         multiply
-                        <code>T<sub>ascent</sub></code>,
-                        <code>T<sub>descent</sub></code>
-                        by <code>minsize</code> / <code>T</code>.
+                        <code>T<sub>ascent</sub></code>
+                        by <code>minsize</code> / <code>T</code>
+                        and then set <code>T<sub>descent</sub></code>
+                        to <code>minsize</code> -
+                        <code>T<sub>ascent</sub></code>.
                       </li>
                       <li>
                         Otherwise, if <code>maxsize</code> &lt; <code>T</code>
-                        then multiply
-                        <code>T<sub>ascent</sub></code>,
-                        <code>T<sub>descent</sub></code>
-                        by <code>maxsize</code> / <code>T</code>.
+                        then first multiply
+                        <code>T<sub>ascent</sub></code> by
+                        <code>maxsize</code> / <code>T</code> and
+                        then set <code>T<sub>descent</sub></code>
+                        to <code>maxsize</code> −
+                        <code>T<sub>ascent</sub></code>.
                       </li>
                     </ul>
                   </li>