An embedded message was scrubbed... From: Peter Sewell <Peter.Sewell at CL.CAM.AC.UK> Subject: The POPLmark Challenge Date: Thu, 17 Mar 2005 10:04:30 +0000 Size: 3219 Url: https://lists.ccs.neu.edu/pipermail/prl/attachments/20050317/9e8dd144/attachment.mht