Subject: Announcing Isabelle2015 To: isabelle-users@cl.cam.ac.uk Isabelle2015 is now available. This version improves upon Isabelle2014 in many ways, see the NEWS file in the distribution for more details. Some important points are as follows. * Improved Isabelle/jEdit Prover IDE: folding / bracket matching for Isar, support for BibTeX files, improved graphview panel, improved scheduling for asynchronous print commands (e.g. Sledgehammer provers). * Support for 'private' and 'qualified' name space modifiers. * Structural composition of proof methods (meth1; meth2) in Isar. * HOL: BNF datatypes and codatatypes are now standard. * HOL: numerous tool improvements: Nitpick, Sledgehammer, SMT, including a new free (!) version of Z3. * HOL: numerous library refinements and enhancements. * New proof method "rewrite" for single-step rewriting with subterm selection based on patterns. * New Eisbach proof method language and "match" method. * Updated manuals: datatypes, implementation, isar-ref, jedit, sledgehammer, system. You may get Isabelle2015 from the following mirror sites: Cambridge (UK) http://www.cl.cam.ac.uk/research/hvg/Isabelle/ Munich (Germany) http://isabelle.in.tum.de/ Sydney (Australia) http://mirror.cse.unsw.edu.au/pub/isabelle/