Quaderni de "La Ricerca Scientifica", Issue 115Consiglio nazionale delle ricerche., 1962 - Research |
Contents
Elements of Surface Theory | 9 |
CHAPTER 2 | 27 |
CHAPTER 5 | 33 |
Copyright | |
10 other sections not shown
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Common terms and phrases
an¹ an² approximate bibl bilinear centroid changes of curvature compute conforming elements convergence coordinate lines corner nodes curvilinear coordinates defined deformed shell degrees of freedom derivatives displacement field displacement vector E₁ ELEM 72 ELEM ELEM 75 ANALIT element 22 energy equation Esaurito example expressed Ən¹ Ən² finite element method Gaussian Gaussian quadrature geometry hypothesis indicate interpolating functions k₁ k₂ LABELS NONE EQUIV Let us assume mean surface metric tensor midpoints n¹ and n² Nazionale nodal nonconforming elements normal ŋ¹ obtained ORTHO V.P. orthogonal patch test plane stress polynomials principal curvature PROB quadrature formulas r₁₁ reduced integration respect ricerche Roma rotation satisfy the patch second fundamental form shape functions shell elements stiffness matrix strain characteristics tensor thick thin shell tion type C¹ undeformed unit vector V₁ zero მი მუ