GNOME Bugzilla – Bug 680723
INTERPOLATION mistake
Last modified: 2012-07-31 13:44:27 UTC
I really can't believe that =interpolation(array(1,2,3),array(10,20,30),array(2,4),1) makes sense to be 42.5.
I suppose it should be 30.
This problem has been fixed in the development version. The fix will be available in the next major software release. Thank you for your bug report.