{"id":62267,"library":"xtensor-blas","title":"xtensor-blas","description":"BLAS extension to xtensor","status":"active","version":"0.23.0","language":"cpp","source_language":null,"source_url":null,"tags":["blas","linear-algebra","xtensor","numerical"],"install":[{"cmd":"vcpkg install xtensor-blas","lang":"bash","label":"vcpkg"},{"cmd":"# CMakeLists.txt\nfind_package(xtensor_blas CONFIG REQUIRED)\ntarget_link_libraries(main PRIVATE xtensor-blas::xtensor-blas)","lang":"cmake","label":"CMake"}],"dependencies":[],"imports":[{"symbol":"xtensor-blas/xblas.hpp","correct":"#include <xtensor-blas/xblas.hpp>"}],"quickstart":{"code":"#include <xtensor-blas/xblas.hpp>\n#include <xtensor/xarray.hpp>\n\nint main() {\n    xt::xarray<double> a = {{1,2},{3,4}};\n    auto result = xt::linalg::dot(a, a);\n    return 0;\n}","lang":"cpp","description":"Perform a matrix multiplication using BLAS"},"warnings":[{"fix":"Install a BLAS library and ensure CMake finds it.","message":"xtensor-blas requires a BLAS library (e.g., OpenBLAS, MKL) to be installed and linked.","severity":"gotcha","affected_versions":"*"}],"env_vars":null,"search_vec":"'algebra':11 'blas':3,4,8 'extens':5 'linear':10 'linear-algebra':9 'numer':13 'xtensor':2,7,12 'xtensor-bla':1","created_at":"2026-06-17T05:22:19.104451+00:00","updated_at":"2026-06-17T05:22:19.104451+00:00","problems":[],"ecosystem":"vcpkg","meta_description":null,"install_score":null,"quickstart_score":null,"quickstart_tag":null,"pypi_latest":null,"cli_name":null,"cli_version":null,"type":"library","homepage":null,"github":null,"docs":null,"changelog":null,"pypi":null,"npm":null,"openapi_spec":null,"status_page":null,"smithery":null,"categories":["other"],"base_url":null,"auth_type":null,"provenance":{"verified_status":null,"verified_at":null,"last_verified":"2026-06-17","next_check":"2026-12-14","install_tag":null}}