fn
lapack_ldl_factor_f64
void lapack_ldl_factor_f64(const double * A, double * A_out, int * ipiv, int n, int * info)Double-precision symmetric indefinite LDL^T factorisation. Uses dsytrf_.
References
LAPACK dsytrf_.
Parameters
Aconst double*Row-major symmetric input.
A_outdouble*Packed LDL^T output.
ipivint*Bunch-Kaufman pivots.
nintSide length.
infoint*LAPACK status word.