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3. 3) Toyosada, M., Gotoh K., Niwa, T., Maki M.: A Simple Estimation Method of Stress Intensity Factor Subjected to Concentrated Force on Crack Surface, Transactions of the West-Japan Society of Naval Architects, 93, pp. 103-110, 1997.
4. 4) e.g. Ben-Israel, A. Greville, Thomas N.E.: Generalized inverses: Theory and applications (2nd ed.). New York, NY, Springer, 2003.
5. 5) e.g. Golub, G.H., Reinsch, C.: Singular value decomposition and least squares solutions, Numerische Mathematik, 14, 5, pp. 403-420, 1970.