On 14/07/2009, at 6:35 AM, Ralf Schlatterbeck wrote:
> I think so, too. But lets ask Richard. The proposal above (ranges
> include the start but exclude the end of the interval if no explicit
> parentheses/brackets are given) is also possible.

FWIW I'm really not following the discussion closely enough to make  
any statement either way, except my last email (which inadvertently  
pointed out an error even though I was simply indicating mystification  
at the expression as a whole :)

I trust you two to nut something out and come up with something  
workable and agreeable between you. Perhaps a summary of the proposal  
sent to roundup-users might be a good idea, once you've solidified  
your intentions.