https://www.intel.com/content/www/us/en/docs/onemkl/developer-reference-fortran/2025-0/larre2.html
?larre2
Given a tridiagonal matrix, sets small off-diagonal elements to zero and for each unreduced block, finds base representations and eigenvalues.
https://www.intel.com/content/www/us/en/docs/onemkl/developer-reference-c/2024-0/larre2.html
?larre2
Given a tridiagonal matrix, sets small off-diagonal elements to zero and for each unreduced block, finds base representations and eigenvalues.