| F02GJF | All eigenvalues and optionally eigenvectors of generalized complex eigenproblem by QZ algorithm (Black Box) |
| F08WSF | Unitary reduction of a pair of complex general matrices to generalized upper Hessenberg form |
| F08WVF | Balance a pair of complex general matrices |
| F08WWF | Transform eigenvectors of a pair of complex balanced matrices to those of original matrix pair supplied to F08WVF |
| F08XSF | Eigenvalues and generalized Schur factorization of complex generalized upper Hessenberg matrix reduced from a pair of complex general matrices |
| F08YXF | Left and right eigenvectors of a pair of complex upper triangular matrices |