Summary
Upper and lower bounds are obtained for the torsional rigidity of a prismatic cylinder of non-homogeneous anisotropic elastic material. Improvement in the bounds is obtained by expressing each bound as the quotient of two bordered determinants. Some analytical and numerical results are also presented.
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Jones, E.E. The torsional rigidity of anisotropic prisms. J Eng Math 9, 39–51 (1975). https://doi.org/10.1007/BF01535496
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DOI: https://doi.org/10.1007/BF01535496