Vol. 4 No. 3-4 (1997)

Articles

• Trefftz type approximation and the generalized finite element method - history and development

  Olgierd C. Zienkiewicz

  305-316
• Domain optimisation using Trefftz functions – application to free boundaries

  Mohamed Bouberbachene, Christian Hochard, Arnaud Poitou

  317-326
• Aspects of Trefftz' Method in BEM and FEM and their coupling

  Ulrich Brink, Monika Kreienmeyer, Klaus Peters, Erwin Stein

  327-344
• Hybrid-Thefftz displacement and stress elements for elastodynamic analysis in the frequency domain

  João António Teixeira de Freitas

  345-368
• Trefftz-Herrera Method

  Ismael Herrera

  369-382
• A Trefftz simplified method for the computation of elastic structures

  C. Hochard, P. Ladevèze, L. Proslier

  383-396
• Solution of Helmholtz problems by knowledge-based FEM

  Frank Ihlenburg, Ivo Babuška

  397-415
• Alternative displacement frame formulations in hybrid-Trefftz Kirchhoff plate p-elements

  Jaroslav Jirousek, Adam Wróblewski, Bogdan Szybiński

  417-451
• Study of a family of hybrid-Trefftz folded plate p-version elements

  Jaroslav Jirousek, Bogdan Szybiński, Andrzej P. Zieliński

  453-476
• First- and second-order sensitivity analysis schemes by collocation-type Trefftz method

  Eisuke Kita, Norio Kamiya, Youichi Ikeda

  477-489
• Self-adaptive Trefftz procedure for harmonic problems

  Jan A. Kołodziej, Roman Starosta

  491-500
• Trefftz-type procedure for Laplace equation on domains with circular holes, circular inclusions, corners, slits, and symmetry

  Jan A. Kołodziej, Anita Uściłowska

  501-519
• Polynomial representation of hybrid finite elements

  Vladimír Kompiš, Lubor Fraštia

  521-532
• A general methodology for recovering equilibrating finite element tractions and stress fields for plate and solid elements

  Pierre Ladevèze, Edward Anthony Ward Maunder

  533-548
• Trefftz spectral method for initial-boundary problems

  Sergei Lifits, Sergei Reutskiy, Brunello Tirozzi

  549-565
• Combined time-stepping and Trefftz approach for nonlinear wave-struct ure interact ion

  Marian Markiewicz, Oskar Mahrenholtz

  567-586
• Hybrid-equilibrium elements with control of spurious kinematic modes

  Edward Anthony Ward Maunder, Jose Paulo Moitiniho de Almeida

  587-605
• Approximation with harmonic and generalized harmonic polynomials in the partition of unity method

  J. M. Melenk, I. Babuška

  607-632
• On the systematic construction of trial functions for hybrid Trefftz shell elements

  Reinhard Piltner

  633-644
• Equilibrium method for postprocessing and error estimation in the finite element method

  Erwin Stein, Stephan Ohnimus

  645-666