Summary
We prove an error estimate for an incremental finite element method for obtaining approximations to the stresses in an elastic-perfectly plastic body. We also comment on the limit load problem.
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References
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Johnson, C. On finite element methods for plasticity problems. Numer. Math. 26, 79–84 (1976). https://doi.org/10.1007/BF01396567
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DOI: https://doi.org/10.1007/BF01396567