triangular matrix

(redirected from Lower triangular)

triangular matrix

[trī′aŋ·gyə·lər ′mā·triks]
(mathematics)
A matrix where either all entries above or all entries below the principal diagonal are zero.
References in periodicals archive ?
ij] = (0,1,1), [for all]i > j and is called lower triangular NSM if [a.
where L is a lower triangular matrix and Q is a unitary matrix.
The upper branch passed along the base of axilla, then left the axilla by passing through lower triangular space and finally joined with posterior cutaneous nerve of arm on each side whereas the lower branch passed along the base of axilla to reach the upper and medial part of arm where they join with medial cutaneous nerve of arm on each side.
In the triangular settler, some of the channels were totally blocked because the sludge was stuck in the lower triangular section, which results in clogging of entire channels or in heavy sludge deposit in the acute angles of the triangular channels.
In Section 2 we review the suggested algorithm for finding the inverse of the lower triangular matrices.
LU-Factorization [16] is based on the fact that it is a matrix decomposition and nonsingular square matrix 'A' can be replaced as the product of lower triangular and upper triangular matrices.
14] used a method to reduce the number of computations while quadratic term calculation by representing the same as a monotonically increasing sum of squares by using the methods--Unitary and Lower Triangular canonical forms (UCF and LTCF).
The front suspension is comprised of McPherson struts and torsion stabiliser located by lower triangular arms.
A lower triangular matrix is said to be factorable if each entry [a.
Lower triangular cells (5, 9, 10, 13, 14 and 15) do not require voting as they are complementary to upper triangular cells.