dtgsna_

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
extern (C)
void
dtgsna_
(
char* job
,
char* howmny
,
const(int)* select
,
int* n
,
const(double)* a
,
int* lda
,
const(double)* b
,
int* ldb
,
const(double)* vl
,
int* ldvl
,
const(double)* vr
,
int* ldvr
,
double* s
,
double* dif
,
int* mm
,
int* m
,
double* work
,
int* lwork
,
int* iwork
,
int* info
)

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