CONTENTS Volume 40, Issue Nos. 1-24 (1997) International Journal for NUMERICAL METHODS IN ENGINEERING Issue No. 1 Application of Wavelets on the Interval to Numerical Analysis of Integral Equations in Electromagnetic Scattering Problems: G. Wang A New Formulation of lsoparametric Finite Elements and the Relationship Between Hybrid Stress Element and Incompatible Element: Z.-P. Jiao, T. H. H. Pian and S. Finite Element Formulations for Friction Pendulum Seismic Isolation Bearings: C. S. Improved Transverse Shear Stresses in Composite Finite Elements Based on First Order Shear Deformation Theory: R. Rolfes and K. Rohwer Solving Nonlinear Differential Equations of Mechanics with the Boundary Element Method and Radial Basis Functions: R. Pollandt A Two-Level Decomposition Method for Shape Optimization of Structures: Wang Xicheng, D. Kennedy and F. W. Williams Treatment of Body-force Volume Integrals in BEM by Exact Transformation for 2-D Anisotropic Elasticity: J. J. Zhang, C. L. Tan and F. F. Afagh Hexahedral Mesh Generation by Medial Surface Subdivision: Part Il. Solids with Flat and Concave Edges: M. A. Price and C. G. Armstrong Recovery by Equilibrium in Patches (REP): B. Boroomand and O. C. Zienkiewicz Optimal Design with Discrete Variables: Some Numerical Experiments: M.-W. Huang and J. S. Arora ANNOUNCEMENTS CONFERENCE DIARY Issue No. 2 A Finite Element Mixture Model for Hierarchical Porous Media: W. J. Vankan, J. M. Huyghe, M. R. Drost, J. D. Janssen and A. Huson Beam Stiffness Matrix Based on the Elasticity Equations: U. Schramm, V. Rubenchik and W. D. Pilkey A cumulative Author, Title and Suijons dntes is available at the Internet address Attp://cajun.cs.nott.ac.uk/engineering/ g.html The International Journal for Ni ical Methodisn Engi ng is covered by the f g and indexi — Jal. in Earthquake Engineering, _ Applied Mechanics “Reviews, BHPA Fluid Se Centre, Boundary | 7 saarened ivil Eng ing th Citation (ISI), (CC)/Eng, Tech and Applied Sciences, Engineering pen inc, Eng. Societies Library, Fluid "Abstracts be FLUIDEX, Geodex, Geotechnical Abstracts, indian Society of Earthquake Technology, INSPEC, Int. Petroleum Abstracts, Materials | | Reviews, f Newsletter ofE ngineering Analysis Softy PASCAL, Re h Alert (ISI), Science Citation Index (IS), SCISEARCH Database (!S!), Tribology and Corrosion Abstracts, Z iblatt firM . ik iv VOLUME CONTENTS Exact Dynamic Stiffness Matrix for Beams of Arbitrarily Varying Cross Sections: Y. Mou, R. P. S. Han and A. H. Shah 233 hwnd fe eee me els € & «6 @. 6. 6 6 2 6 e @ Unstructured Grid Generation and a Simple Triangulation Algorithm for Arbitrary 2-D Geometries using Object Oriented Programming: B. K. Karamete, T. Tokdemir and EE 6. a: kw 6 Od. oe ae Ae CLEA EN eT GOR Ae a Melmal) ecanap te gs 251 A Finite Element Perturbation Method for Computing Fluid-induced Forces on a Centrifugal Impeller Rotating and Whirling in a Volute Casing: J. B. Jonker and T. G. van Essen 269 S « &. 2 2. B ep lee el el e..6. ok eh SD Ce oer. Ree BoD A Baw Oi ee Free Vibration Analysis of Kirchhoff Plates Resting on Elastic Foundation by Mixed Finite Element Formulation Based on Gateaux Differential: M. H. Omurtag, A. Oziitok, A. Y. Akéz and Y. Ozcelikérs 295 Stability Analysis and Design of Time-stepping Schemes for General Elastodynamic Boundary Element Models: A. Peirce and E. Siebrits 319 Cote. Bee bot we ee « Numerical Grid Generation of an Irregular Region: T.-K. Tsay andF.-S.Hsu..... Three-dimensional Gears Modeling in Multibody Systems Analysis: A. Cardona 357 ANNOUNCEMENTS CONFERENCE DIARY Issue No. 3 Numerical Solutions of Linear Mixed Boundary Value Problems Using Stochastic Representations: J.-P. Morillon 387 Pee ae ie eee Fae RAR Ore @ OS PISS Se Improved Enhanced Strain Four-node Element with Taylor Expansion of the Shape Functions: J. Korelc and P. Wriggers 407 Equilibrium Based Iterative Solutions for the Non-linear Beam Problem: M. Petrangeli and V. Ciampi 423 RPaenit AS eS Se ee ee ee ef ee Oe ae ee ee ee oe ee Sparse Matrix Methods for Use in Electrical Impedance Tomography: P. A. T. Pinheiro and F. J. Dickin Multilevel Aggregation Method for Solving Large-scale Generalized Eigenvalue Problems in Structural Dynamics: V. E. Bulgakov, M. V. Belyi and K. M. Mathisen 453 A Unified Timoshenko Beam B-spline Rayleigh-Ritz Method for Vibration and Buckling Analysis of Thick and Thin Beams and Plates: S. Wang 473 eb @ 8.6. 4,6. 5,9, © 2 8 & 2 Numerical Modelling of Twin-roll Casting by the Coupled Fluid Flow and Heat Transfer Model: J. G. Chang and C.-l. Weng 493 A Numerical Method for Dynamic Analysis of Vehicles Moving on Flexible Structures Having Gaps: K. Lee 511 Development and Application of an Integrated Multidisciplinary Analysis Capability: K. K. Gupta Simultaneous Optimization of Shape and Flow Parameters for Combined Free and Forced Convection in Vertical Channels: R. A. Meric 551 VOLUME CONTENTS Efficient Generation of Oriented Meshes for Solving Convection-diffusion Problems: N. Madden and M. Stynes 565 we sos © ee O Ges" or'gty' vy see a a oe Se eee ANNOUNCEMENTS ow S| es oe CU Bt 6 ae es & oe oe Ve Se Se SS Se eS ee ee ee 577 CONFERENCE DIARY oe i * 828 2 ©. 2. es 8 + Ook £ € 2.4 € ee CBC eK Oe Se CS oS Se Se eee Issue No. 4 Using Longest-side Bisection Techniques for the Automatic Refinement of Delaunay Triangulations: M.-C. Rivara and P. Inostroza 581 Elasto-plastic Interface Model for 3D-frictional Orthotropic Contact Problems: R. Buczkowski and M. Kleiber A Three-dimensional Finite-volume/Newton Method for Thermal-capillary Problems: C. W. Lan and M. C. Liang 621 Three-dimensional Design Sensitivity Analysis Using a Boundary Integral Approach: Z. Erman and R. T. Fenner 637 Se FS ot O20 a eee eae ese wie eee the en Crashworthiness Analysis and Design Using Rigid-flexible Multibody Dynamics with Application to Train Vehicles: M. S. Pereira, J. A. C. Ambrésio and J. P. Dias 655 On Large Deformations of Thin Elasto-plastic Shells: Implementation of a Finite Rotation Model for Quadrilateral Shell Element: B. Brank, D. Peri¢ and F. B. Damjanic The Partition of Unity Method: |. BabuSka and J.M.Melenk ............ 727 Static Analysis of Frame Structures by the Differential Quadrature Element Method: X. Wang and H. Gu 759 “ee a es Oe oe ee oe er ee er ae a ar ar eee ee ANNOUNCEMENTS » eon Oa ew SO 6 6. Se SOE BS le eS SC Ee 2 He 2 et oe et SB oe ot Se ee 773 CONFERENCE DIARY 775 Issue No. 5 An Eigen-force Method for Finite Element Analysis and Reanalysis: C. G. Koh, K. K. Ang I a is,H ains Bak S's Sad “phy peuv ara cse ri dan Wc etu be Wr bran a SEER Pama pos a Peace ata 777 The Boundary Node Method for Potential Problems: Y. X. Mukherjee and S. Mukherjee 797 Finite Element Modelling of Structures Including Piezoelectric Active Devices: J. Kim, eeeee Ee 817 Mode Jumping and Attractive Paths in Multimode Elastic Buckling: G. Salerno and R. Casciaro ow a weee Se eee We eRe er err wee ewe eS ae ee eS Ss Design of Energy Conserving Algorithms for Frictioniess Dynamic Contact Problems: TORO TUG wc ere ew ee we le OES OG An Adaptive Agglomeration Method for Additive Correction Multigrid: S. R. Elias, G. D. Stubley and G. D. Raithby 887 es owe eS @ ES COC 'e ee OOo Ce eee Ve eS SC Se SS eS he he Uh hU vi VOLUME CONTENTS A Finite Element Technique to Simulate the Stable Shape Evolution of Planar Cracks with an Application to a Semi-elliptical Surface Crack in a Bimaterial Finite Solid: R. Galdos 905 epi 6.& ots £0) .8 Cle eS Tew. OO BS oe A Bike © e+ eee Algorithmic Aspects of Adaptive Multigrid Finite Element Analysis: S. Lopez and R. Casciaro 919 Quadratic Triangular C° Plate Bending Element: K. Y. Sze, D. Zhu and D.-P. Chen 937 Infinite Domain Correction for Anti-plane Shear Waves in a Two-dimensional Boundary Element Analysis: E. Heymsfield ANNOUNCEMENTS 6 a comes th «6 eoen ih ort. oe kim ae) £8. 2 OSU REE 8 7ere 126 e a 965 CONFERENCE DIARY 967 Issue No. 6 Classical Solution Shape Functions in the Finite Element Analysis of Circular and Annular Plates: A. A. Lakis ana A. Selrmane 969 An Efficient Stress Algorithm with Applications in Viscoplasticity and Plasticity: S. Hartmann. G Lihrs and P. Haupt Comparison of Sensitivity Equation and Adjoint Equation Methods for Parameter Identification Problems: A. Anju and M. Kawahara 1015 Wigak, «B's « © we a's & laete & Evaluation of Automatic Domain Partitioning Algorithms for Parallel Finite Element Analysis: S.-H. Hsieh, G. H. Paulino and J. F. Abel 1025 Generating Optimal Configurations in Structural Design Using Simulated Annealing: P. Y. Shim and S. Manoochehri 1053 Inelastic Constitutive Parameter Identification Using an Evolutionary Algorithm with Continuous Individuals: T. Furukawa and G. Yagawa 1071 Singular p-version Finite Elements for Stress Intensity Factor Computations: P. Rahulkumar, S. Saigal and S. Yunus Influence of Geometric Non-linearities on the Free Vibrations of Orthotropic Open Cylindrical Shells: A. Selmane and A. A. Lakis 1115 A Superconvergent Stress Recovery Technique with Equilibrium Constraint: T. Lee, H. C. Park and S. W. Lee 1139 ANNOUNCEMENTS >, oY @ b> tae ube) 6)» ey a, aoe .@ 6) eat 2 of. 2 @& eek Get r Biel 1161 CONFERENCE DIARY oo im,? cg ee eee Oe 2 Ce Oe ae OL eae & io oe okerie:.8 aera 1163 Issue No. 7 Complex Variable Boundary Element Method for Torsion of Composite Shafts: M. Shams-Ahmadi and S. |. Chou 1165 A Numerical Scheme for Mode Ill Dynamic Fracture Problems: J. W. Morrissey and P. H. Geubelle 1181 bs’ ses 2°) 62'S 2H O OS SF FSS 2.4 4S * 8 TS Ue ee Se eS eS VOLUME CONTENTS vii Generalized Laminate Theories Based on Double Superposition Hypothesis: X. Li and D. Liu 1197 7 ft ee eo me. @, 2. eo. O. @ Oo Oy Ce Qo Me RL OH Er Os Be O Breer steer & ee eee Preform Die Shape Design in Metal Forming Using an Optimization Method: G. Zhao, E. Wright and R. V. Grandhi 1213 Moving Boundary Computation of the Float-zone Process: M. M. Rao and W. Shyy 1231 Formulation of Geometrically Non-linear Problems in the Spatial Reference Frame: A. T. Noél and B. A. Szabé 1263 Application of the Ordinary Least-squares Approach for Solution of Complex Variable Boundary Element Problems: G.-O. Yu and T.C. Rasmussen ........... 1281 Topology Optimization of Sheets in Contact by a Subgradient Method: J. Petersson and ED os cs ae eek oe ew ae ar ee eee Oe lacie a. Bee eee eee Improvements of Simple Genetic Algorithm in Structural Design: T.-Y. Chen and 1323 C.-J. Chen 1335 Finite Element Stress Extraction by the Complementary Energy Principle: Z. Yosibash 1355 ANNOUNCEMENTS 1357 CONFERENCE DIARY Issue No. 8 A Three-dimensional Analysis of the Spheroidal and Toroidal Elastic Vibrations of Thick-walled Spherical Bodies of Revolution: O.G. McGee andS.C.Spry ..... 1359 An Adaptive Successive Over Relaxation Domain Decomposition by the Boundary Spectral Strip Method: J. Avrashi, O. Michael and G.Rosenhouse ........ 1383 Studies of Stress Concentration by Using Special Hybrid Stress Elements: Z. Tian, J. Liu, L. Ye and T. H. H. Pian 1399 Extension of the Zienkiewicz-Zhu Error Estimator to Shape Sensitivity Analysis: F. J. Fuenmayor, J. L. Oliver and J. J. Rodenas 1413 Finite Element Solution of incompressible Fluid-structure Vibration Problems: A. Bermudez, R. Duran and R. Rodriguez 1435 Finite Element Remeshing: A Metal Forming Approach for Quadrilateral Mesh Generation and Refinement: S. B. Petersen and P.A.F. Martins .......... 1449 Exploiting Design Length Scales in Structural Optimization: J. Zhang and W. J. Anderson sia es 2 ee & Se 2 ike ON CRS OS Se S le Ge UO Ss 6 TS" or a De Enriched Element-free Galerkin Methods for Crack Tip Fields: M. Fleming, Y. A. Chu, B. Moran and T. Belytschko 1483 A Procedure for the Optimal Synthesis of Planar Mechanisms Based on Non-linear Position Problems: R. Avilés, M. B. Goizalde Ajuria, J. Vallejo and A. Hernandez 1505 viii VOLUME CONTENTS Finite Element Solution of a Model Free Surface Problem by the Optimal Shape Design Approach: G. Mejak 1525 >. 2 es 6S -s 88 ' @ 6's £66: oo Ve” 6° v'se"s “oes wo v's ANNOUNCEMENTS de eCe o's ee eee BU 6 (oe ays ] 8 he Se el USE Sas ON UCU CU 1551 CONFERENCE DIARY “ane ee So ek oe a oe es ler a A ae ae ee ie ee ee ee ke a 1553 Issue No. 9 The Time-domain DBEM for Rapidly Growing Cracks: P. Fedelinski, M. H. Aliabadi and D. P. Rooke 1555 A General Topology-based Mesh Data Structure: M. W. Beall and M.S. Shephard . . 1573 An Indirect Boundary Element Method for Plate Bending Analysis: E. S. Ventsel 1597 Boundary Element Analysis of Stress Concentration in Micropolar Elastic Plate: F.-Y. Huang and K.-Z. Liang 1611 ee ee ee ee ee ee. oe ee Se oe ee Oe RL ee. A Third-order Numerical Scheme with Upwind Weighting for Solving the Solute Transport Equation: K. Huang, J. Simunek and M. Th. van Genuchten ...... . 1623 Near Field Transient Axisymmetric Waves in Layered Structures: Effects of Weak Coupling: C. Cetinkaya, J. Brown, A. A. F. Mohammed and A. F. Vakakis 1639 ~ ee oe 2 Tree-Cotree Decompositions for First-order Complete Tangential Vector Finite Elements: J. B. Manges and Z. J. Cendes ew ee ee a oe oe a a oe ae oe ee a a oe Infinite Domain Correction for in-plane Body Waves in a Two-dimensional Boundary Element Analysis: E. Heymsfield SS he ce oe eS Se SS eS SB eS DP eee Ce ee Least-squares Solutions of a General Numerical Method for Arbitrary Irregular Grids: R. S. Baty and W. P. Wolfe 1701 eye oe ee oe i ee eee a ee oe a a i ee a ee ee oe Shape Design Sensitivity Analysis and Optimization for Structural Durability: K.-H. Chang, X. Yu and K. K. Choi 1719 a. * fe eS Ce ee es OC HS 2 2 2 2 4 eC eS FS ANNOUNCEMENTS PS eof aye Ole be 8/6 ee ee Of Beier bh A Le ewe we ae. 6. Be 1745 CONFERENCE DIARY oe. © 7 ote See ee Oe ee ee a ee a a ee 1747 Issue No. 10 Calculation of Shallow Shell Subject to Influence of Load Local Effect by the Difference Technique on Irregular Networks: D. C. Tran 1749 Adaptive Solver for the p-version of Finite Element Method: J. Fish and R. Guttal 1767 A Hybrid Stress Quadrilateral Shell Element with Full Rotational D.O.F.s: K. Y. Sze, Rr ee ee ee oe ek a 1785 Static and Dynamic Applications of a Five Noded Horizontally Curved Beam Element with Shear Deformation: D. Sengupta and S. Dasgupta 1801 aw @ + we 6 owe eS 2S eS ® VOLUME CONTENTS A Fully Coupled, Implicit, Numerical Scheme for Laminar and Turbulent Parabolic Pr. > by so +h ee oe ) Oe ee Oe oe ee we 1821 An Explicit Hybrid-stabilized Eighteen-node Solid Element for Thin Shell Analysis: a Ee ee ee ee eee eee 1839 Finite Element Algorithms for Dynamic Simulations of Viscoelastic Composite Shell Structures using Conjugated Gradient Method on Coarse Grained and Massively Parallel Machines: S. Yi, M. Fouad Ahmad and H.H. Hilton ..........2.. 1857 Continuity and Collocation Effects in the Boundary Element Method: B. A. Ammons and M. Vable 1877 Benchmark Solutions of Some Structural Analysis Problems using Finite-volume Method and Multigrid Acceleration: |. Demirdzi¢é, S. Muzaferija and M. Perié . 1893 An Upper Bound Finite Element Procedure for Solving Large Plane Strain Deformation: C.-L. Hwan 1909 © 1923 $wee#é»e st hee & oes 1937 t:89 82 € 4.076 2. nan 68 86 1a oe ee Ore Cre eee. 6 (eee eee ee 1939 Issue No. 11 A New Approach to the Differential Quadrature Method for Fourth-order Equations: W. Chen, A. G. Striz and C. W. Bert 1941 Che alk. @&) ke BG eo &) we 16 OM Oe Fl ae @ Aspects of 2-D Delaunay Mesh Generation: H. Borouchaki and P.L.George .... . 1957 New Numerical Integration Schemes for Applications of Galerkin BEM to 2-D Problems: A. Aimi, M. Diligenti and G. Monegato 1977 Displacement/Pressure Based Mixed Finite Element Formulations for Acoustic Fluid-structure Interaction Problems: X. Wang and K.J.Bathe .......... 2001 A Perturbation Method for Reduction of Eigenvalue Analysis of Structures with Large Stiffnesses and Small Masses: X. Liu 2019 On the Convergence of Zero-finding Eigensolution Algorithms for Solving Non-linear Eigenvalue Problems: M. R. Abdel-Aziz 2037 o>. 2 oO eves oe 1 eer ere 608 Oo se On the Selection of a Locking-free hp Element for Elasticity Problems: L. Chilton and PE - «oy. s 6 6a we be oe & eb ah 0 eee Bice Seeere & ee eee 2045 A Finite Element Formulation of the Rigid—plastic Limit Analysis Problem: A. Capsoni and L. Corradi 2. © &£ + * 6 ¢€ & » © * 2.6 ¢. ©. mee @ O/ Cte Ghee 2 ) ohen eee C*-continuous Elements for Boundary Element Analysis: P.R.Johnston ...... Robust Preconditioners for Linear Elasticity FEM Analyses: |. Hiadik, M. B. Reed and G. Swoboda . @ tome ©. 0 ©. 6 © G48! & a Wi Sr Ree tebe [6 0m mre" HIS, wow ANNOUNCEMENTS > bimit 2 et 2 4 8 © Oe 18 he RoR ewe ww Se we oe cm aS 8 Oh rene, See CONFERENCE DIARY ete 2 etmiarvé 6° wd [O's “OG Ce (See ‘oe Oa Ur en's" a a Se x VOLUME CONTENTS Issue No. 12 Asynchronous Parallel Computing of Structural Non-stationary Random Seismic Responses: J. Lin, X. Wang andF.W. Williams ..............54.2.-. 2133 Dynamic Animation of Stress Modes via the Integrated Force Method of Structural Analysis: S. N. Patnaik, R. M. Coroneos and D.A. Hopkins ............ 2151 Free Vibration Analysis of a Rectangular Plate Carrying Any Number of Point Masses and Translational Springs by Using the Modified and Quasi-analytical and Numerical Combined Methods: J.-S. Wu and S.-S. Luo 2171 Automatic Adaptive 3-D Finite Element Refinement Using Different-order Tetrahedral Elements: C. K. Lee and S. H. Lo 2195 Iterative Solution of Large Three-dimensional BEM Elastostatic Analyses Using the GMRES Technique: C. Y. Leung and S. P. Walker 2227 Finite Element Modelling of Spatially Chaotic Structures: G. W. Hunt, R. Lawther and P. Providéncia e Costa 2237 A Cascade Optimization Strategy for Solution of Difficult Design Problems: S. N. Patnaik, R. M. Coroneos and D. A. Hopkins 2257 A Three-dimensional Finite Element Formulation for Thermoviscoelastic Orthotropic Media: M. A. Zocher, S. E. Groves and D. H. Allen 2267 Lie Transforms for Ordinary Differential Equations: Taking Advantage of the Hamiltonian Form of Terms of the Perturbation: R. Barrio and J. Palacian 2289 On Stress Singularities Induced by the Discretization in Curved Receding Contact Surfaces: A BEM Analysis: J. C. del Cafo and F. Paris ANNOUNCEMENTS 2321 CONFERENCE DIARY 2323 Issue No. 13 Stress Points for Tension Instability in SPH: C. T. Dyka, P. W. Randles and R. P. Ingel 2325 p-adaptivity in the Time Domain Using MV pq Multivalue Time-marching Integrators: J. S. Campbell and J. C. Robinson 2343 Post-collapse Bifurcation Analysis of Shells of Revolution by the Accumulated Arc- length Method: J. G. Teng and Y. F. Lou 2369 On the Use of FFT Algorithm for the Circumferential Co-ordinate in Boundary Element Formulation of Axisymmetric Problems: G. Ozkan and Y. Mengi 2385 Aeroelastic Computations in the Time Domain Using Unstructured Meshes: K. Willcox and J. Peraire 2413 Solution of Large Linear Systems on Pipelined SIMD Machines: N. Geers and R. Klees 2433 VOLUME CONTENTS xi Fitting of Tabu Search to Optimize Functions of Continuous Variables: P. Siarry and G. Berthiau 2449 <6 ¢ ¢ +. 6.8 ‘€. Foe F e464, 8.0.8 €. 0 CRC VE eS ' & @ es Oo 'e Veo @ Combination of Adaptivity and Mesh Smoothing for the Finite Element Analysis of Shelis with Intersections: J. Riccius, K. Schweizerhof and M. Baumann . 2459 Exact Modal Synthesis Techniques Using Residual Constraint Modes: J.-B. Qiu, Z.-G. Ying and F. W. Williams 2475 ne2.e COR «© a.’ eh ORS BS Oe 0! ew @ 2 eee Se eee On Open Boundaries in the Finite Element Approximation of Two-dimensional Advection-diffusion Flows: F. Padilla, Y. Secretan and M. Leclerc 2493 ca, «mee "SOS «A ANNOUNCEMENTS eS 16 oe Ss? 6 tees’ © 6 OF Cv Ses eC e's se eC Oe 8 ) SO URS 2517 2519 e C's ot we eS ce SM lS ROR SE BC a er Se eS eS OO we CS eS Se So eS US Um Oe Issue No. 14 A Model Study of the Quality of a Posteriori Error Estimators for Finite Element Solutions of Linear Elliptic Problems, with Particular Reference to the Behavior Near the Boundary: |. BabuSka, T. Strouboulis and C. S. Upadhyay 2521 A New Finite Element Formulation for Planar Elastic Deformation: Z. Ye 2579 Domain Decomposition with BEM and FEM: E. Schnack and K. Tirke 2593 On Boundary Elements for Simulation of Cathodic Protection Systems with Dynamic Polarization Curves: J. A.F. Santiago and J.C.F.Telles ..........4... 2611 An Efficient Curved Beam Finite Element: P. Litewka and J. Rakowski 2629 Parallel Finite Element Laplace Transform Method for the Non-equilibrium Groundwater Transport Equation: G. Piniand M. Putti .............. 2653 Multiobjective Design of a Marine Vehicle with Aid of Design Knowledge: D. Lee 2665 A Space-Time Finite Element Model to Study the Influence of Interfacial Kinetics and Diffusion on Crystallization Kinetics: K. M. Kit and J. M. Schultz 2679 Enrichment of Finite Elements with Numerical Solutions for Singular Stress Fields: S. S. Pageau and S. B. Biggers, Jr 2693 CONFERENCE DIARY eneaesceee¢é-wre¢ 6 « * 8.68 @ «4 exes. ow bse Soe fee 2715 Issue No. 15 An Algebraically Partitioned FETI Method for Parallel Structural Analysis: Algorithm Description: K. C. Park, M. R. Justino, JrandC.A.Felippa ............ 2717 An Algebraically Partitioned FETI Method for Parallel Structural Analysis: Performance Evaluation: M. R. Justino, Jr, K.C. Park and C.A.Felippa............. 2739 A Reduced SAND Method for Optimal Design of Non-linear Structures: C. E. Orozco and O. N. Ghattas xii VOLUME CONTENTS Three-dimensional Absolute Nodal Co-ordinate Formulation: Plate Problem: A. A. Shabana and A. P. Christensen 2775 Finite Element Formulations for Exterior Problems: Application to Hybrid Methods, Non-reflecting Boundary Conditions, and Infinite Elements: |. Harari, P. E. Barbone and J. M. Montgomery e218 On & ©4846 O@eere oe) -e, 84185 Beare: 6S «= © are 2) Spline Approximation of Thin Shell Dynamics: R. C. H. del Rosario and R. C. Smith Analysis and Implementation of a New Constant Acceleration Subcycling Algorithm: eeed ne ae ae ee i At ee be es Dislocation and Point-Force-Based Approach to the Special Green’s Function BEM for Elliptic Hole and Crack Problems in Two Dimensions: M. Denda and |. Kosaka 2857 Finite Element Analysis of Solidification Using Object-oriented and Parallel Techniques: 1. Masters, A. S. Usmani, J. T. Cross and R. W. Lewis ; 2891 2911 e 3 6 © 2 € 8) Oa o_6: Oe eee es 4S © & & @ & > @ 6 2418) ee. SO Issue No. 16 A Symmetric Galerkin Multi-zone Boundary Element Formulation: J. B. Layton, S. Ganguly, C. Balakrishna andJ.H.Kane ..............+42424e446-. 2913 New Stress Assumption for Hybrid Stress Elements and Refined Four-node Plane and Eight-node Brick Elements: S. T. Yeo and B. C. Lee 2933 i ee ie eee oe ee ae a ee An improved Element Free Galerkin Formulation: |. Kaljevié and S.Saigal ..... . Updated Lagrangian Formulation of Contact Probiems Using Variational Inequalities: ne 6. ks kek & oe oe 6 oo 6 be & ted fo 2975 Dual Boundary Element Analysis of Closed Cracks: J. Tuhkuri oo i ee ee ae a The Patch Test Conditions and Some Multivariable Finite Element Formulations: W. Zhang and D. P. Chen 3015 “oe ee ee es ee ee eee a ee oe ak a ee ok Voigt-Reuss Topology Optimization for Structures with Linear Elastic Material Behaviours: C. C. Swan and I. Kosaka 3033 Numerical Algorithms and Mesh Dependence in the Disturbed State Concept: C. S. Desai, C. Basaran and W. Zhang ££ S18 © Cee ee se 8 8 8 Soe ee Se Symmetric Galerkin Boundary Integral Formulation for Interface and Multi-zone Problems: L. J. Gray and G. H. Paulino CONFERENCE DIARY 2 62 Ohh DS Le See ea 2 GB eS 8 BR er et eh 6G eB eee 4eer & 2 EO 3103 Issue No. 17 A Genetic Algorithm for Sequencing Type Problems in Engineering Design: M.-W. Huang, C. C. Hsieh and J. S. Arora Reduced Minimization of Product and Non-product Type in Mindlin Plate Elements: Kim Yong-Woo Oe. Bek 2° O82 CO Pik CO Ce Cae Ss ee Se we. er ee oe eee