Function sspevx_
Computes selected eigenvalues and eigenvectors of a symmetric matrix in packed storage.
extern(C) void sspevx_
(
char* jobz,
char* range,
char* uplo,
int* n,
float* ap,
float* vl,
float* vu,
int* il,
int* iu,
float* abstol,
int* m,
float* w,
float* z,
int* ldz,
float* work,
int* iwork,
int* ifail,
int* info,
int jobz_len,
int range_len,
int uplo_len
);