fix

1 files changed, 1 insertions, 1 deletions

diff --git a/wqflask/wqflask/static/new/javascript/histogram.coffee b/wqflask/wqflask/static/new/javascript/histogram.coffee
index 7adb53f9..879c0fb8 100755
--- a/wqflask/wqflask/static/new/javascript/histogram.coffee
+++ b/wqflask/wqflask/static/new/javascript/histogram.coffee
@@ -53,7 +53,7 @@ class Histogram
 

     get_histogram_data: () ->

         console.log("sample_vals:", @sample_vals)

-        n_bins = sqrt(@sample_vals.length)

+        n_bins = Math.sqrt(@sample_vals.length)

         @histogram_data = d3.layout.histogram()

             .bins(@x_scale.ticks(n_bins))(@sample_vals)

         console.log("histogram_data:", @histogram_data[0])