Closed-form derivation of an 8-node hexahedral element stiffness matrix by the hybrid stress method

Exact integration of the stiffness matri

Exact integration of the stiffness matrix of an 8-node plane elastic finite element by symbolic computation

✍ L. Videla; T. Baloa; D.V. Griffiths; M. Cerrolaza 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 378 KB

## Abstract Computer algebra systems (CAS) are powerful tools for obtaining analytical expressions for many engineering applications in both academic and industrial environments. CAS have been used in this paper to generate exact expressions for the stiffness matrix of an 8‐node plane elastic finit