sptrd

Reduces a symmetric matrix in packed storage to real symmetric tridiagonal form by an orthogonal similarity transformation.

void sptrd(char uplo, f_int n, f_float* ap, f_float* d, f_float* e, f_float* tau, f_int info)
void
sptrd
(
char uplo
,
f_int n
,
f_float* ap
,
f_float* d
,
f_float* e
,
f_float* tau
,
ref f_int info
)
void sptrd(char uplo, f_int n, f_double* ap, f_double* d, f_double* e, f_double* tau, f_int info)

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