Function zhetrd_
extern(C) void zhetrd_
(
char* uplo,
int* n,
std .complex .Complex!(double)* a,
int* lda,
double* d,
double* e,
std .complex .Complex!(double)* tau,
std .complex .Complex!(double)* work,
int* lwork,
int* info,
int uplo_len
);