CAUTION: The Sender of this email is not from within Dalhousie. A PhD position is open at the MPI for Informatics in Saarbrücken, supervised by Christoph Weidenbach, Jasmin Blanchette and Sophie Tourret. The project is about using Isabelle/HOL to formalize logical calculi. See https://www.cs.vu.nl/~jbe248/sb_job.html for more information. [For admin and other information see: http://www.mta.ca/~cat-dist/ ]