eigenproblem

f02adc	All eigenvalues of generalized real symmetric-definite eigenproblem
f02aec	All eigenvalues and eigenvectors of generalized real symmetric-definite eigenproblem
f02bjc	All eigenvalues and optionally eigenvectors of real generalized eigenproblem, by QZ algorithm
f08sec	Reduction to standard form of real symmetric-definite generalized eigenproblem Ax = λ Bx, ABx = λ x or BAx = λ x, B factorized by f07fdc
f08ssc	Reduction to standard form of complex Hermitian-definite generalized eigenproblem Ax = λ Bx, ABx = λ x or BAx = λ x, B factorized by f07frc
f08tec	Reduction to standard form of real symmetric-definite generalized eigenproblem Ax=λ Bx, ABx = λ x or BAx = λ x, packed storage, B factorized by f07gdc
f08tsc	Reduction to standard form of complex Hermitian-definite generalized eigenproblem Ax=λ Bx, ABx = λ x or BAx = λ x, packed storage, B factorized by f07grc
f08uec	Reduction of real symmetric-definite banded generalized eigenproblem Ax = λ Bx to standard form Cy = λ y, such that C has the same bandwidth as A
f08usc	Reduction of complex Hermitian-definite banded generalized eigenproblem Ax = λ Bx to standard form Cy = λ y, such that C has the same bandwidth as A