Summary
The possibility of formulating the static and kinematic methods of plastic analysis theory as dual linear programming problems is extended to the cases of monodimensional structures under combined stresses with piecewise linear yield curves (or surfaces).
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References
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Gavarini, C. Plastic analysis of structures and duality in linear programming. Meccanica 1, 95–97 (1966). https://doi.org/10.1007/BF02126940
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DOI: https://doi.org/10.1007/BF02126940