Function chbgst_

Reduces a complex Hermitian-definite banded generalized eigenproblem A x = lambda B x to standard form, where B has been factorized by CPBSTF (Crawford's algorithm).

extern(C) void chbgst_ (
  char* vect,
  char* uplo,
  int* n,
  int* ka,
  int* kb,
  std.complex.Complex!(float)* ab,
  int* ldab,
  std.complex.Complex!(float)* bb,
  int* ldbb,
  std.complex.Complex!(float)* x,
  int* ldx,
  std.complex.Complex!(float)* work,
  float* rwork,
  int* info,
  int vect_len,
  int uplo_len
);