Optimal lower bound of passive earth pressure using finite elements and non-linear programming
DOI10.1002/NAG.1610030405zbMath0469.73066OpenAlexW2014641157MaRDI QIDQ3923735
Arun J. Valsangkar, Madhira R. Madhav, P. K. Basudhar
Publication date: 1979
Published in: International Journal for Numerical and Analytical Methods in Geomechanics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1002/nag.1610030405
sequential unconstrained minimization techniquepassive earth pressurelower bound solutionextended penalty functionfamily of plane stress fieldsLysmer generalized methodstresses vary linearly within each triangular element
Numerical optimization and variational techniques (65K10) Numerical methods based on nonlinear programming (49M37) Finite element methods applied to problems in solid mechanics (74S05) Soil and rock mechanics (74L10) Plastic materials, materials of stress-rate and internal-variable type (74C99) Optimization problems in solid mechanics (74P99)
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