diff --git a/src/current/compiler/js-calc.xsl b/src/current/compiler/js-calc.xsl
index 1d1b00c9..225f984f 100644
--- a/src/current/compiler/js-calc.xsl
+++ b/src/current/compiler/js-calc.xsl
@@ -817,9 +817,11 @@
 -->
 <template match="c:quotient" mode="compile-calc">
   <!-- we only accept a numerator and a denominator -->
+  <text>div(</text>
   <apply-templates select="./c:*[1]" mode="compile" />
-  <text> / </text>
+  <text>,</text>
   <apply-templates select="./c:*[2]" mode="compile" />
+  <text>)</text>
 </template>
 
 
diff --git a/src/current/compiler/js.xsl b/src/current/compiler/js.xsl
index fb574959..c0e75eea 100644
--- a/src/current/compiler/js.xsl
+++ b/src/current/compiler/js.xsl
@@ -1740,6 +1740,11 @@
         return m.some(E);
     }
 
+    function div(x, y)
+    {
+        return x / y;
+    }
+
 
     // types
     function Tf(x) { return 1; }