Publications



  1. G.C.M. Campos, J.A. Ferreira, G. Romanazzi, Density-pressure IBVP: numerical analysis, simulation and cell dynamics in a colonic crypt, Applied Mathematics and Computation, 424 (2022) 127037. https://doi.org/10.1016/j.amc.2022.127037

  2. G. Romanazzi, G. Settanni, Mathematical Model for Simulation of Morphological Changes Associated to Crypt Fission in the Colon, Discrete and Continuous Dynamical Systems Series S, ,15(12): 3781-3805 (2022). ISSN 1937-1632, doi: 10.3934/dcdss.2022055.

  3. E.P. Oliveira, G.Romanazzi, Modeling and Computer Simulation of Viscoelastic Crypt Deformation, Trends in Computational and Applied Mathematics, ISSN 2676-0029, www.scielo.br/tcam, 23, N. 1 (2022), 193-211. doi: 10.5540/tcam.2022.023.01.00193

  4. J.S. Borges , J.A. Ferreira, G. Romanazzi, E. Abreu, Drug release from viscoelastic polymeric matrices - a stable and supraconvergent FDM, Computers and Mathematics with Applications, Volume 99, Pages 257-269, 2021 doi:10.1016/j.camwa.2021.08.007

  5. Edmilson P. Oliveira, Giuseppe Romanazzi, Modelagem e Simulação Computaconal da Deformação de Criptas Viscoelasticas, Anais do X Encontro Regional de Matemática Aplicada e Computacional do Rio Grande do Sul – ERMAC-RS ISBN: 978-65-5623-103-7 | http://editora.pucrs.br, n. 70, pages 8, 2020.

  6. Figueiredo I. N., Leal C., Romanazzi G., Engquist B. Biomathematical Model for Simulating Abnormal Orifice Patterns in Colonic Crypts, Mathematical Biosciences, 315, 18221, 2019, doi:10.1016/j.mbs.2019.108221

  7. Borges J.S., Romanazzi G., Análise Numérica da Liberação e Absorção de Fármacos em Polímeros Visco-Elásticos, Proceeding Series of the Brazilian Society of Computational and Applied Mathematics, Volume 6, Number 2, ISSN 2359-0793, 010026-1, CNMAC 2018, 2018.

  8. Ferreira JA, Grassi M, Oliveira P, Romanazzi G, Drug Release from viscoelastic swelling polymeric platforms, SIAM Journal on Applied Mathematics, 78, 3, pp. 1378--1401, (2018), doi:10.1137/16M1100344

  9. Antunes do Carmo J.S., Ferreira J.A, Pinto L., Romanazzi G., An Improved Serre Model: Efficient Simulation and Comparative Evaluation, Applied Mathematical Modelling, Vol. 56, pp. 404–423, (2018) doi:10.1016/j.apm.2017.12.005

  10. Figueiredo I.N., Romanazzi G., Leal C., Engquist B., Homogenization Model for Aberrant Crypt Foci, SIAM Journal on Applied Mathematics, Vol. 76, 3, pp. 1152-1177, 2016.

  11. Ferreira JA, Pena G., Romanazzi G., Anomalous Diffussion in Porous Media, Applied Mathematical Modelling, Vol. 40, 3, Pages 1850–1862, 2016, doi:10.1016/j.apm.2015.09.034

  12. Figueiredo I.N., Leal C., Romanazzi G, Three Dimensional Colonic Crypt Model, Proceedings of the Congresso de Métodos Numericos em Engenharia, Resumo nº 90, pag. 87, ISBN 978-989-99410-0-7, 2015

  13. Figueiredo I.N., Romanazzi G., Leal C., Modeling and Simulating Colonic Cell Renewal Disruption, Proceedings of the 14th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2014, (2014), ISBN 978-84-616-9216-3, ISSN 2312-0177, 2014, [PDF]

  14. Romanazzi G., Figueiredo I.N., Leal C., "A Numerical Simulation for Aberrant Crypt Foci", p. 1271-1282,Proceedings of the 10th World Congress on Computational Mechanics, Blucher Mechanical Engineering Proceedings, v. 1, n. 1, (2014) São Paulo: Blucher. ISSN 2358-0828, 2014, doi:10.5151/10.5151/meceng-wccm2012-18318, [PDF]

  15. Figueiredo I.N., Romanazzi G., Leal C., Engquist B., A multiscale model for Aberrant Crypt Foci, Procedia Computer Science,18,(2013), pp.1026-1035,ICCS 2013, ISSN 1877-0509, 2013, doi:10.1016/j.procs.2013.05.268, [PDF]

  16. Ferreira J.A., Pinto L., Romanazzi G. Supraconvergence and supercloseness in Volterra equations, Applied Numerical Mathematics,Volume 62, Issue 12, 2012, http://dx.doi.org/10.1016/j.apnum.2012.06.028 [PDF]

  17. Figueiredo I.N., Leal C., Romanazzi G., Engquist B., Figueiredo P. N., A convection-diffusion-shape model for aberrant colonic crypt morphogenesis, Computing and Visualization in Science,Volume 14, Number 4, 157-166, 2011, DOI: 10.1007/s00791-012-0170-3,(Published on line 31 January 2012) [PDF]

  18. Romanazzi, G., Jimack, P.K., Goodyer, C.E., Reliable Performance Prediction for Multigrid Software on Distributed Memory Systems, Advances in Engineering Software ,Vol. 42, Issue 5, pp. 247-258, 2011, ISSN 0965-9978, http://dx.doi.org/10.1016/j.advengsoft.2010.10.005 [PDF]

  19. Figueiredo I.N., Leal C., Leonori T, Romanazzi G., Figueiredo P. N., Donato M. M. A coupled convection-diffusion level set model for tracking epithelial cells in colonic crypts, Procedia Computer Science, ICCS 2010, 1, 1, pp. 955-963, ISSN 1877-0509, DOI: 10.1016/j.procs.2010.04.106 [PDF]

  20. Amodio, P., and Romanazzi, G., Parallel Numerical Solution of ABD and BABD linear systems arising from BVPs Scalable Computing Practice and Experience, Volume 10, 4, pp. 373-383, 2009 [PDF]

  21. Romanazzi, G., and Jimack, P.K., Performance prediction for multigrid codes implemented with different parallel strategies, In: Proceedings of the First International Conference on Parallel, Distributed and Grid Computing for Engineering, ed. Topping, B. H. V., and P. Iványi, Civil-Comp Press, Stirlingshire, Scotland, Paper 43, 2009 [PDF]

  22. Romanazzi, G., and Jimack P.K., Parallel Performance Prediction for Numerical Codes in a Multi-Cluster Environment, In: Proceedings of the 2008 International Multiconference on Computer Science and Information Technology (IMCSIT'08), M. Ganzha et.al. (eds.), PTI Press, Katowice, Poland, pp. 467-474, 2008 [PDF]

  23. Romanazzi, G.; Jimack, P.K., and Goodyer, C.E., Reliable performance prediction for parallel scientific software in a multi-cluster grid environment, In: Proceedings of the Sixth International Conference on Engineering Computational Technology, ed. Papadrakakis, M. and Topping, B. H. V., Civil-Comp Press, Stirlingshire, Paper 4, 2008 [PDF]

  24. Romanazzi, G., and Jimack, P K. Parallel performance prediction for multigrid codes on distributed memory architectures, Lecture Notes in Computer Science, Vol. 4782, High Performance Computing and Communications (HPCC-07), ed. R. Perrott et al. (, Springer), 647--658, 2007 [PDF]

  25. Romanazzi, G., and Jimack, P.K. Performance prediction for parallel numerical software on the White Rose Grid. In Proceedings of UK e-Science All Hands Meeting, ed. S.J. Cox (ISBN 978-0-9553988-3-4), Nesc, 517--524, 2007 [PDF]

  26. Amodio, P., Gladwell, I., and Romanazzi, G., An algorithm for the solution of Bordered ABD linear systems arising from Boundary Value Problems, In: Proceedings of Multibody Dynamics 2007, ECCOMAS Thematic Conference, C.L. Bottasso, P.Maserati, L.Trainelli (eds), Milano, Italy, 25-28 June, 2007. [PDF]

  27. Amodio, P., Gladwell, I., and Romanazzi G., Numerical Solution of General Bordered ABD Linear Systems by Cyclic Reduction, JNAIAM (Journal of Numerical Analysis, Industrial and Applied Mathematics), 1, 1, 5--12, 2006 [PDF]

  28. Amodio, P., and Romanazzi, G., Algorithm 859: BABDCR: a Fortran 90 package for the Solution of Bordered ABD Linear Systems, ACM Transactions on Mathematical Software, 32, 4, 597--608, 2006 [PDF]

  29. Amodio, P., Gladwell, I., and Romanazzi, G., On the solution of general Bordered ABD linear systems. In ICNAAM 2005 proceedings, T.E. Simos, G. Psihoyios, Ch. Tsitouras Editors, (ISBN 3527406522), Wiley-VCH, Weinheim, 658--661, 2005[PDF]