Lecture 8: Numerical Integrations, Modeling Considerations

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Topics: Numerical integrations, modeling considerations Evaluation of isoparametric element matrices Numerical integrations, Gauss, Newton-Cotes formulas Basic concepts used and actual numerical operations performed Practical considerations Required order of integration, simple examples Calculation of stresses Recommended elements and integration orders for one-, two-, three-dimensional analysis, and plate and shell structures Modeling considerations using the elements Instructor: Klaus-Jürgen Bathe