MMA2005 P.Code=GracJ ===============------------------------------ First Name =Jose Luis Last Name =Gracia Title =Dr. Institution =University of Zaragoza Street Address=C/ Ciudad Escolar s/n City =Teruel State =Spain Zip Code =44003 Telephone =+34 978 618174 Fax =+34 978 618104 E-mail =jlgracia@unizar.es URL =http://www.unizar.es/pdie/index.html Title of talk =C. Clavero, J.L. Gracia. Richardson Extrapolation on a Shishkin Mesh for Reaction--Diffusion Singularly Perturbed Problems (minisymposium: Numerical Methods for Singularly Perturbed Problems) Information =