X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=dygraph-utils.js;h=ffedb27a19717f14a3825ac554deb2579535adea;hb=2fd143d3e284124506b00e4afa9e29f9de636543;hp=05542044e8e1f885103afac9300af2999d79a5a1;hpb=3c043a9c7f1c44aaffaa9dbb79a890b991bfeabe;p=dygraphs.git

diff --git a/dygraph-utils.js b/dygraph-utils.js
index 0554204..ffedb27 100644
--- a/dygraph-utils.js
+++ b/dygraph-utils.js
@@ -1233,3 +1233,15 @@ Dygraph.isElementContainedBy = function(containee, container) {
   }
   return (containee === container);
 };
+
+
+// This masks some numeric issues in older versions of Firefox,
+// where 1.0/Math.pow(10,2) != Math.pow(10,-2).
+/** @type {function(number,number):number} */
+Dygraph.pow = function(base, exp) {
+  if (exp < 0) {
+    return 1.0 / Math.pow(base, -exp);
+  }
+  return Math.pow(base, exp);
+};
+