1. The problem statement, all variables and given/known data Determine directly the LLT-Factorization, in which L is a lower triangular matrix with positive diagonal elements, for the matrix | 4 1/2 1 | | 1/2 17/16 1/4 | | 1 1/4 33/64| 2. Relevant equations I don't know. 3. The attempt at a solution I don't know what to do; please help! Thanks!