Dear all, We are pleased to announce the release of Nektar++ v5.8.0. As always, if you encounter any problems please feel free to contact us on the mailing list nektar-users@imperial.ac.uk. You can also report bugs and issues on our issue tracker (https://gitlab.nektar.info/nektar/nektar/-/issues). This release includes a range of new features and improvements over the 5.7.0 release: **Library** - Use GLL quadrature points on Tri Dirichlet BCs with CG (!1895) - Add FieldConvert module to perform local stability analysis for compressible flows (!1319) - Remove get() accessor from Array data structure (!1937) - Fix issue with `StdTetExp::v_LocCollapsedToLocCoord` (!1946) - Fix issue with `NodalTriExp::v_GetTracePhysVals` (!1951) - Remove deprecated version of v_SetCoeffsToOrientation functions (!1954) - Fix issue with Dirichlet BCs when using variable P (!1972) - Patch for implicit-function error in scotch-6.0.4 (!1938) - Tidy virtual inheritance in NodalTriExp (!1979) - Fix partial overload virtual function in AssemblyMap, StdRegions, and LocalRegions (!1978) - Fix partial overload virtual function v_PhysEvaluate (!1980) - Matrix free ops shape cleanup (!1735) - Fix NodalTri processing and static condensation matrix release (!1989) - Fix third-party Scotch patch (!1998) - Fixed Modified Arnoldi driver to remove discontinuities from random vectors (!2002) - Addedd support for backing up filters output when the file name have already existis (!2006) - Partially revert Geometry::v_ContainsPoint (!2007) - Make the CWIPI third-party patch work with IntelLLVM (!2053) - Use C++17 value template for traits (!2081) - Add H1-norm to Error filter (!1834) - Delete redundant lines in the Navier-Stokes diffusion functions (!2058) - Various tidy-up for solvers (!2056) - Add Compilation option for boost filesystem (!2092) - Update minimum Cmake version to 3.10 (!2096) - Deprecated FR method (!2102) - Remove some boost include in favor of C++17 build-in features (!2097) - Various tidy-up in SolverUtils (!2100) - Use forward declaration in header files for GlobalMapping (!2099) - Remove dummy `APESolver` executable. (!2119) - Tidy use of boost_lexical_cast (!2109) - Tidy-up SpatialDomains (!2120) - Remove NekInt, NekInt32, NekInt64, NekUInt, NekUInt32, NekUInt64 typedef (! 2123) - Fix CMake warnings related to modern policy changes (!2129) - Add support for unsigned int in SessionReader parameters (!2127) - Put in check for variable p diagonal preconditioner (2132) **CI** - Fix CubeAllElements performance test tolerance (!1943) - Remove `allow_failure` from compiler warnings and formatting (!1958, !1966) - remove CI image tag when dockerhub deploy completes (!1960) - Use recursive strategy for submodule (!1997) - cleanup CI environment images after packaging (!1991) - Update Fedora test environments to Fedora 40 (!1993) - Fix broken Fedora packaging library dependency (!2160) **NekMesh** - Add high-order pyramid and prism support from gmsh (!1956) - Industrial Pipeline Mesh Curving and CAD-Mesh link Reconstruction for all type of elements (!2057) **Python** - Transition bindings to use pybind11 (!1950) **Documentation** - Updated the User-guide with additional inofrmation for outflow BC, addressing the issue #103 (!1990) **PulseWaveSolver** - Added ability to output history points (and other filters) (!2000) **Miscellaneous** - Deprecate use of TimeIntegrationMethod in SolverInfo (!2059) Kind regards, Chris -- Chris Cantwell Reader in Computational Engineering Director of Postgraduate Studies (PhD) Department of Aeronautics Imperial College London South Kensington Campus London SW7 2AZ Tel: +44 (0)20 759 45050 Email: c.cantwell@imperial.ac.uk www.imperial.ac.uk/people/c.cantwell