Higher triangular ought to be interpreted as obtaining only zero entries under the leading diagonal, which commences with the higher left corner. Illustration[edit] If a sq., invertible matrix has an LDU (factorization with all diagonal entries of L and U equal to 1), then the factorization is exclusive.[five] In http://charlieojdxr.blogerus.com/17966781/5-tips-about-how-t-u-an-l-b-d-you-can-use-today