Publications  2009

Papers in peer review journals

• Ding, Y., Thomas, A., Zhang, Y., "The investigation on strength and flexural toughness of fibre cocktail reinforcedself-compacting high performance concrete",  Construction and BuildingMaterials  23 (1) (2009),  448-452
• Ding, Y., Thomas, A., \Zhang, Y.,   Paulini, P., "Investigation of the stress and strain state of clay pipes under firecondition",  Ceramics International  35 (1) (2009),  448-452,  63-67
• Ferreira, C., Parlett, B.,  "Convergence of LR algorithm for a one-point spectrum tridiagonal matrix", Numerische Mathematik 113 (3) (2009),  417-431 
  
• Ralha, R., "Perturbation splitting for more accurate eigenvalues",  SIAM J. MATRIX ANAL. APPL   31 (1) (2009),   75-91
• Ralha,R.,  Ralha,M. Elfrida,  GomesP., "Aventuras numéricas nocálculo do e", Gazeta de Matemática 157(Abril, 2009), 37-48

Papers in proceedings of international conferences 

•  Bicho, E., Louro, L., Hipólito, N.,Erlhagen, W., "A dynamic field approach to goal inference and error monitoring for human-robot interaction", Proceedings of the Symposium on New Frontiers in Human-Robot Interaction (Kerstin Dautenhahn ed.) at AISB 2009 Convention,Heriot-Watt University Edinburgh, Scotland (April 2009),  31-37 (ISBN - 190295680X)
• Costa, M.F.P., Fernandes, E.M.G.P., "Pratical Evaluation of an Interior-Point Three-D Filter Line Search Method using Engineering Design Problems", Proceedings of the 8th World Congress on Strutural and Multidisciplinary Optimization, Lisbon, Portugal (2009), (10pg)
• Costa, M.F.P., Fernandes, E.M.G.P., "Incorporating a Four-Dimensional Filter Line Search Method into an Interior Point Framework",  Proceedingsof the 2009 International Computacional and Mathematical MethodsinScience and Engineering, Gijon, Asturias, Espanha, (2009), 300-310(ISBN: 978-84-612-9727-6)
  
• Costa, M.F.P., Fernandes, E.M.G.P.,"Comparison of Filter Line Search Algorithms in tne Primal-Dual BarrierApproach for Nonlinear Programming", Numerical Analysis andApplied Mathematics, T.E. Simos, G. Psihoyios and C. Tsitouras (Eds),AIP Conference Proceddings, Springer-Verlag (2009), 1168, 1370-1373(ISBN: 978-0-7354-0709)
• Fernandes, F.P., Costa, M.F.P., Fernandes, E.M.G.P.,"Overview on Mixed Integer Nonlinear programming problems", Numerical Analysis andApplied Mathematics, T.E. Simos, G. Psihoyios and C. Tsitouras (Eds),AIP Conference Proceddings, Springer-Verlag (2009), 1168, 1374-1377(ISBN: 978-0-7354-0709)
• Flores, P., Machado, G., Pereira, R. M. S., Pimenta Claro, J. C., "Kinematicsof roller motion and carn size optimization of disc cam followermechanisms with translating roller followers" Proceddings of the 2009ASME Mechanisms and Robotics Conference, San Diego, USA (30 Aug - 2Sept.  2009)
  
• Liu, Yun Z., Zhang, Y.,  "Structure-preserving Schur methods for computing square roots of real skew hamiltonian matrices",Proceedings of 3rd International workshop on matrix analysis, Hangzhou, P. R., China, 2 (2009),   124-127
• Liu, Zhongyun, Jing Li, Zhang, Y.,  "On the Eigenstructure of Hermitian ToeplitzMatrices with Prescribed  Eigenpairs", Proceedings of 8thInternational Symposium on Operations Research and Its Applications(ISORA09), Zhangjiajie, China, (Sept, 2009), 298-305
• Liu, Zhongyun; Duan, You-Cai; Yun-Feng, Zhang,Y.,  "Inverse EigenvalueProblems and Their Associated Approximation Problems for Matrices withJ-(Skew) Centrosymmetric",Proceedings of 3rd International Symposium on Optimization and System  (OSB09), Zhangjiajie, China, (Sept, 2009), 329-336
• Lopes, S., Fontes, F., "NecessaryConditions of Optimality for Calculus of Variations Problems withInequality Constraints",  AIP Conference Proceedings, Springer-Verlag, 1168 (2009), 1382-1384,  (ISBN: 978-0-7354-0708)