Fix Lagrange's four-square theorem equation in spec

w3c · Mar 24, 2014 · 10775d6 · 10775d6
1 parent 0a7f242
commit 10775d6
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diff --git a/equation18.png b/equation18.png
diff --git a/equation18.xhtml b/equation18.xhtml
@@ -8,23 +8,23 @@
         <mn>2</mn>
       </msubsup>
     </mrow>
-    <mo>&#x22C5;</mo>
+    <mo>+</mo>
     <mrow>
       <msubsup>
         <mi>q</mi>
         <mi>x</mi>
         <mn>2</mn>
       </msubsup>
     </mrow>
-    <mo>&#x22C5;</mo>
+    <mo>+</mo>
     <mrow>
       <msubsup>
         <mi>q</mi>
         <mi>y</mi>
         <mn>2</mn>
       </msubsup>
     </mrow>
-    <mo>&#x22C5;</mo>
+    <mo>+</mo>
     <mrow>
       <msubsup>
         <mi>q</mi>