What's Changed

• Release v4.13 by @phtournier in https://github.com/FreeFem/FreeFem-sources/pull/283
• PETSc v3.19.0 by @prj- in https://github.com/FreeFem/FreeFem-sources/pull/262
• Composite FE spaces and variational forms for coupled problems with different meshes/mesh types by @phtournier in https://github.com/FreeFem/FreeFem-sources/pull/265
• Fix METIS partitioning with one subdomain by @prj- in https://github.com/FreeFem/FreeFem-sources/pull/247
• Add KSPSolveTranspose for PETSc by @cmd8 in https://github.com/FreeFem/FreeFem-sources/pull/256
• Fix KSPSolveHermitianTranspose by @cmd8 in https://github.com/FreeFem/FreeFem-sources/pull/257
• Fix Conjugations in KSPSolveHermitianTranspose by @cmd8 in https://github.com/FreeFem/FreeFem-sources/pull/258
• Suppress cout when verbosity == 0 by @cmd8 in https://github.com/FreeFem/FreeFem-sources/pull/259
• Fix error messages. by @bangerth in https://github.com/FreeFem/FreeFem-sources/pull/260
• Remove obsolete unary and binary functions. by @mzf-guest in https://github.com/FreeFem/FreeFem-sources/pull/263
• Add CodeQL workflow for GitHub code scanning by @lgtm-com in https://github.com/FreeFem/FreeFem-sources/pull/246
• Rename functions from macro_ddm.idp by @prj- in https://github.com/FreeFem/FreeFem-sources/pull/271
• MatNullSpace -> nullspace by @cmd8 in https://github.com/FreeFem/FreeFem-sources/pull/276

Full Changelog: https://github.com/FreeFem/FreeFem-sources/compare/v4.12...v4.13

the New mac intel version works on Monterey system (12.6) or newer (this is the develop version)