Papers of G. Sangalli

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Papers on journals

  1. L. Beirao da Veiga, A. Buffa, C. Lovadina, M. Martinelli and G. Sangalli,
    An isogeometric method for the Reissner-Mindlin plate bending problem,
    Computer Methods in Applied Mechanics and Engineering, Vol. 209-212, pp.45-53, 2012
  2. L. Beirao da Veiga, D. Cho and G. Sangalli,
    Anisotropic NURBS approximation in Isogeometric Analysis,
    Computer Methods in Applied Mechanics and Engineering, Vol. 209-212, pp.1-11, 2012
  3. A. Buffa, J. Rivas, G. Sangalli, and R. Vazquez,
    Isogeometric Discrete Differential Forms in Three Dimensions,
    SIAM J. Numer. Anal. Vol. 49, pp. 818-844, 2011
  4. L. Beirao da Veiga, A. Buffa, D. Cho, and G. Sangalli,
    Isogeometric analysis using T-splines on two-patch geometries,
    Computer Methods in Applied Mechanics and Engineering, Vol. 200 (21-22), pp.1787-1803, 2011
  5. L. Beirao da Veiga, A. Buffa, J. Rivas, G. Sangalli,
    Some estimates for h-p-k-refinement in Isogeometric Analysis,
    to appear on Numerische Mathematik (DOI: 10.1007/s00211-010-0338-z).
  6. D. Asprone, F. Auricchio, G. Manfredi, A. Prota, A. Reali, G. Sangalli,
    Particle Methods for a 1D Elastic Model Problem: Error Analysis and Development of a Second-Order Accurate Formulation,
    CMES - Computer Modeling in Engineering and Sciences, Vol. 62, pp. 1-22, 2010
  7. A. Buffa, C. de Falco, G. Sangalli,
    Isogeometric Analysis: new stable elements for the Stokes equation,
    to appear on International Journal for Numerical Methods in Fluids (2010) (DOI: 10.1002/fld.2337).
  8. F. Auricchio, L. Beirao da Veiga, T.J.R. Hughes, A. Reali, and G. Sangalli,
    Isogeometric Collocation Methods,
    Math. Models Methods Appl. Sci., Vol. 20(11), pp. 2075-2107, 2010.
  9. A. Buffa, D. Cho, G. Sangalli,
    Linear independence of the T-spline blending functions associated with some particular T-meshes,
    Computer Methods in Applied Mechanics and Engineering,Vol. 199 (23-24), pp. 1437-1445, 2010
  10. A. Buffa, G. Sangalli, R. Vázquez,
    Isogeometric analysis in electromagnetics: B-splines approximation,
    Computer Methods in Applied Mechanics and Engineering, Vol. 199 (17-20), pp. 1143-1152, 2010
  11. T.J.R. Hughes, A. Reali, G. Sangalli,
    Efficient Quadrature for NURBS-based Isogeometric Analysis,
    Computer Methods in Applied Mechanics and Engineering, Vol. 199 (5-8), pp. 301-313, 2010
  12. J.A. Evans, T.J.R. Hughes, G. Sangalli,
    Enforcement of Constraints and Maximum Principles in the Variational Multiscale Method,
    Computer Methods in Applied Mechanics and Engineering, Vol. 199, pp. 61-76, 2009.
  13. T.J.R. Hughes, A. Reali, G. Sangalli,
    Duality and Unified Analysis of Discrete Approximations in Structural Dynamics and Wave Propagation: Comparison of p-method Finite Elements with k-method NURBS,
    Computer Methods in Applied Mechanics and Engineering, Vol. 197 (49-50), pp. 4104-4124, 2008.
  14. G. Sangalli,
    Robust a-posteriori estimator for advection-diffusion-reaction problems,
    Math. Comput., Vol. 77, pp. 41-70, 2008.
  15. S. Bertoluzza, F. Brezzi, G. Sangalli,
    The method of mothers for non-overlapping non-matching DDM,
    Numer. Math., Vol. 107 (3), pp. 397-431, 2007.
  16. F. Auricchio, L. Beirao da Veiga, A. Buffa, A. Reali, G. Sangalli,
    A fully "locking-free" isogeometric approach for plane linear elasticity problems: a stream function formulation,
    Computer Methods in Applied Mechanics and Engineering, Vol. 197 (1), pp. 160-172, 2007.
  17. M.I. Asensio, B. Ayuso, G. Sangalli,
    Coupling stabilized finite element methods with finite difference time integration for advection-diffusion-reaction problems,
    Comput. Methods Appl. Mech. Engrg., Vol. 196, pp. 3475-3491, 2007.
  18. M.I. Asensio, B. Ayuso, L. Ferragut, G. Sangalli,
    Numerical methods for modelling leaching of pollutants in soils,
    Advances in Engineering Software, Vol. 38 (6), pp. 429-438, 2007.
  19. T.J.R. Hughes, G. Sangalli,
    Variational Multiscale Analysis: the Fine-scale Green's Function, Projection, Optimization, Localization, and Stabilized Methods,
    SIAM J. Numer. Anal., Vol. 45 (2), pp. 539-557, 2007.
  20. G. Hauke, G. Sangalli, M. H. Doweidar,
    Combining adjoint stabilized methods for the advection-diffusion-reaction problem,
    Math. Models Methods Appl. Sci., Vol. 17 (2), pp. 305-326, 2007.
  21. A. Buffa, T.J.R. Hughes, G. Sangalli,
    Analysis of a Multiscale Discontinuous Galerkin Method for Convection Diffusion Problems,
    SIAM J. Numer. Anal., Vol. 44 (4), pp. 1420-1440, 2006.
  22. Y. Bazilevs, L. Beirao da Veiga, J.A. Cottrell, T.J.R. Hughes, G. Sangalli,
    Isogeometric analysis: approximation, stability and error estimates for h-refined meshes,
    Math. Models Methods Appl. Sci., Vol. 16 (7), pp. 1031-1090, 2006.
  23. P. Hansbo, C. Lovadina, I. Perugia, G. Sangalli,
    A Lagrange multiplier method for the finite element solution of elliptic interface problems using non-matching meshes,
    Numer. Math., Vol. 100 (1), pp. 91-115, 2005.
  24. G. Sangalli,
    A uniform analysis of non-symmetric and coercive linear operators,
    SIAM J. Math. Anal., Vol. 36 (6), pp. 2033-2048, 2005.
  25. M. I. Asensio, A. Russo, G. Sangalli
    The Residual-Free Bubble numerical method with quadratic elements,
    Math. Models Methods Appl. Sci., Vol. 14 (5), pp. 641-661, 2004.
  26. G. Sangalli,
    Analysis of the advection-diffusion operator using fractional order norms,
    Numer. Math., Vol. 97 (4), pp. 779-796, 2004.
  27. G. Sangalli,
    A discontinuous residual-free bubble method for advection-diffusion problems,
    J. Eng. Math., Vol. 49 (2), pp. 149-162, 2004.
  28. G. Sangalli,
    Quasi-optimality of the SUPG method for the one-dimensional advection-diffusion problem,
    SIAM J. Numer. Anal., Vol. 41 (4), pp. 1528-1542, 2003.
  29. F. Brezzi, G. Hauke, L.D. Marini, G. Sangalli,
    Link-Cutting Bubbles for the Stabilization of Convection-Diffusion-Reaction Problems,
    Math. Models Methods Appl. Sci., Vol. 13 (3), pp. 445-461, 2003.
  30. G. Sangalli,
    Capturing small scales in elliptic problems using a Residual-Free Bubbles Finite Element Method,
    Multiscale Modeling and Simulation: A SIAM Interdisciplinary Journal, Vol. 1 (3), pp. 485-503, 2003.
  31. G. Sangalli,
    Numerical evaluation of F.E.M. with application to the 1-D advection-diffusion problem,
    Math. Models Methods Appl. Sci., Vol. 12 (2), pp. 303-228, 2002.
  32. G. Sangalli,
    A robust a posteriori estimator for the Residual-free Bubbles method applied to advection-diffusion problems,
    Numer. Math., Vol. 89 (2), pp. 379-399, 2001.
  33. G. Sangalli,
    Global and local error analysis for the Residual-free Bubbles method applied to advection-dominated problems,
    SIAM J. Numer. Anal., Vol. 38 (5), pp. 1496-1522, 2000.
  34. G. Sangalli,
    Numerical Evaluation of Finite Element Methods in convection-diffusion problems,
    Calcolo,
    Vol. 37 (4), pp. 233-251, 2000.
  35. K.J. Bathe, D. Hendriana, F. Brezzi, G. Sangalli,
    Inf-sup Testing of Up-Wind Methods,
    Int. Journal for Numer. Methods in Engrg., Vol. 48, pp. 745-760, 2000.
  36. G. Sangalli,
    Uno schema numerico ad elementi finiti per leggi di conservazione scalari (italian),
    Rendiconti dell'Istituto Lombardo Accademia di Scienze e Lettere - Sez. A: Scienze Matematiche e Applicazioni,
    Vol. 132 (2), 1998

Refereed Conference Proceeding

  1. M.I. Asensio, B. Ayuso, G. Sangalli,
    Time-space & space-time elements for unsteady advection-dominated problems,
    (Proceedings of ENUMATH 2005, September 18-22, 2005, Santiago de Compostela, Spain),
    in: Numerical mathematics and advanced applications, pp. 328--335, Springer, Berlin, 2006.
  2. P. Hansbo, C. Lovadina, I. Perugia, G. Sangalli,
    A Lagrange multiplier method for elliptic interface problems using non-matching meshes,
    (Proceedings of SIMAI 2004, September 20-24, 2004, Venezia, Italy),
    in: Applied and Industrial Mathematics in Italy,
    Series on Advances in Mathematics for Applied Sciences (69),
    M. Primicerio, R. Spigler, V. Valente (Eds.),
    pp. 360-370, World Scientific, 2005.
  3. G. Sangalli,
    An almost-robust a posteriori estimator for the one-dimensional advection-diffusion-reaction problem,
    (Proceedings of SIMAI 2004, September 20-24, 2004, Venezia, Italy),
    in: Applied and Industrial Mathematics in Italy,
    Series on Advances in Mathematics for Applied Sciences (69),
    M. Primicerio, R. Spigler, V. Valente (Eds.),
    pp. 496-507, World Scientific, 2005.
  4. S. Bertoluzza, F. Brezzi, L.D. Marini, G. Sangalli,
    Non-matching Grids and Lagrange Multipliers,
    (Proceedings of DDM 15, July 21-25, 2003, Berlin, Germany),
    in: Domain Decomposition Methods in Science and Engineering, Series: Lecture Notes in Computational Science and Engineering (40),
    R. Kornhuber, R. Hoppe J. Pé riaux, O. Pironneau, O. Widlund (Eds.),
    pp. 3-18, Springer, 2005.
  5. M. Isabel Asensio, Blanca Ayuso, L. Ferragut, G. Sangalli,
    Numerical Modelling of Leaching of Pollutants in Soils and Groundwater,
    (Proceedings of ECT 2004, September 7-9, 2004, Lisbon, Portugal).
  6. M. I. Asensio, B. Ayuso, G. Sangalli,
    Bubbles for the Stabilization of Transient Convection-diffusion-reaction Problems
    (Proceedings of ECCOMAS 2004, July 24-28, 2004, Jyvaskyla, Finland).
  7. G. Sangalli,
    Uniform Estimates for Linear Singularly Perturbed Problems,
    (Proceedings of ECCOMAS 2004, July 24-28, 2004, Jyvaskyla, Finland).
  8. G. Sangalli,
    Construction of a natural norm for the convection-diffusion-reaction operator,
    (Proceedings of XVII Congresso U.M.I., Milano, Sept. 8-13, 2003),
    Boll. Unione Mat. Ital., Vol. 7-B (8), pp.335--355, 2004.
  9. G. Sangalli,
    Numerical evaluation of F.E.M.'s with application to the 1-D advection-diffusion problem,
    (Proceedings of ENUMATH 2001, July 23-28, 2001, Ischia Porto, Italy),
    in: Numerical Mathematics and Advanced Applications, ENUMATH 2001,
    F. Brezzi, A. Buffa, S. Corsaro, A. Murli (Eds.),
    pp. 165-172, Springer, 2003.
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