[Bug 4856] [F&O] arithmetic on durations

http://www.w3.org/Bugs/Public/show_bug.cgi?id=4856





------- Comment #9 from mike@saxonica.com  2008-05-14 17:19 -------
Re comment #8 - good point. Addition works fine, subtraction doesn't.

Received on Wednesday, 14 May 2008 17:20:06 UTC