LU Decomposition, LDU Factorisation, Triangular Matrices - Linear Algebra

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Health & Science Education linear algebra lu decomposition linear algebra (field of study) ldu decomposition linear algebra matrices ldu decomposition lu factorization linear algebra algebra triangular

This video explains the LU decomposition and LDU factorization methods, including a solved example (3x3) that is like the steps of a computer algorithm, what does it do, and how to solve a linear system using it. You will understand why it is better than full inversion.

0:00 LU solution method
1:32 LU decomposition
11:06 Simplified LU decomposition
15:30 LDU factorisation

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