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    Doolittle LU decomposition

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    Please see the attached problem:

    Please give the complete solution, include reasoning and calculations used to arrive at answer.

    © BrainMass Inc. brainmass.com October 9, 2019, 9:18 pm ad1c9bdddf
    https://brainmass.com/math/numerical-analysis/doolittle-lu-decomposition-180073

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    Please see the attached file.

    According to Dolittle's Method,
    *
    Now, l11 = a11 = 1,
    u12 = a12 = -1, u13 = a13 = 1, u14 = a14 = -2

    Now, l21 = a21/u11 = 2
    l21u12 + u22 = a22 = 0, or 2*(-1) + u22 = 0, which gives u22 = 2
    l21u13 + ...

    Solution Summary

    This is a problem regarding Doolittle LU decomposition.

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