Intel® oneAPI Math Kernel Library Developer Reference - Fortran

Extended Eigensolver Interfaces to find largest/smallest eigenvalues

The predefined interfaces include routines for standard and generalized eigenvalue problems and sparse matrices.

Matrix Type	Standard Eigenvalue Problem	Generalized Eigenvalue Problem
Sparse	mkl_sparse_?_ev	mkl_sparse_?_gv

Parent topic: Extended Eigensolver Interfaces for Extremal Eigenvalues/Singular Values

mkl_sparse_?_ev
Computes the largest/smallest eigenvalues and corresponding eigenvectors of a standard eigenvalue problem
mkl_sparse_?_gv
Computes the largest/smallest eigenvalues and corresponding eigenvectors of a generalized eigenvalue problem