We use the scheme of the classical least-squares method for the construction of approximate pseudosolutions of a linear matrix boundary-value problem for a system of differential-algebraic equations.
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Translated from Ukrains’kyi Matematychnyi Zhurnal, Vol. 70, No. 2, pp. 280–292, February, 2018.
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Chuiko, S.M., Nesmelova, O.V. & Dzyuba, M.V. Least-Squares Method in the Theory of Matrix Differential-Algebraic Boundary-Value Problems. Ukr Math J 70, 319–333 (2018). https://doi.org/10.1007/s11253-018-1502-3
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DOI: https://doi.org/10.1007/s11253-018-1502-3