Function chptrd_

Reduces a Hermitian matrix in packed storage to real symmetric tridiagonal form by a unitary similarity transformation.

extern(C) void chptrd_ (
  char* uplo,
  int* n,
  std.complex.Complex!(float)* ap,
  float* d,
  float* e,
  std.complex.Complex!(float)* tau,
  int* info,
  int uplo_len
);