Function Dune::XT::LA::solve_tridiagonal_ldlt_factorized¶
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template<class FirstVectorType, class SecondVectorType, class RhsType>
int Dune::XT::LA::solve_tridiagonal_ldlt_factorized(const FirstVectorType &diag, const SecondVectorType &subdiag, RhsType &rhs)¶ Solves a tridiagonal system in place given its LDL^T factorization (rhs may be a vector or matrix).