Alfred H. Schatz

Publication Activity (10 Years)

Years Active: 1996-2012
Publications (10 Years): 0

Top Topics

Joint Estimation

Finite Element Methods

Top Venues

SIAM J. Numer. Anal.

Publications

JaEun Ku, Alfred H. Schatz
Local A Posteriori Estimates on a Nonconvex Polygonal Domain. SIAM J. Numer. Anal. 50 (2) (2012)
Alan Demlow, Dmitriy Leykekhman, Alfred H. Schatz, Lars B. Wahlbin
norm for finite element methods on graded meshes. Math. Comput. 81 (278) (2012)
Alan Demlow, Johnny Guzmán, Alfred H. Schatz
Local energy estimates for the finite element method on sharply varying grids. Math. Comput. 80 (273) (2011)
Alfred H. Schatz, Vidar Thomée, Lars B. Wahlbin
On Positivity and Maximum-Norm Contractivity in Time Stepping Methods for Parabolic Equations. Comput. Methods Appl. Math. 10 (4) (2010)
Mohammad Asadzadeh, Alfred H. Schatz, Wolfgang L. Wendland
, N>=2. I: Local Interior Expansions. SIAM J. Numer. Anal. 48 (5) (2010)
Mohammad Asadzadeh, Alfred H. Schatz, Wolfgang L. Wendland
A new approach to Richardson extrapolation in the finite element method for second order elliptic problems. Math. Comput. 78 (268) (2009)
Johnny Guzmán, Dmitriy Leykekhman, Jürgen Rossmann, Alfred H. Schatz
Hölder estimates for Green's functions on convex polyhedral domains and their applications to finite element methods. Numerische Mathematik 112 (2) (2009)
Alfred H. Schatz
Perturbations of Forms and Error Estimates for the Finite Element Method at a Point, with an Application to Improved Superconvergence Error Estimates for Subspaces that Are Symmetric with Respect to a Point. SIAM J. Numer. Anal. 42 (6) (2005)
Alfred H. Schatz, Lars B. Wahlbin
Asymptotically exact a posteriori estimators for the pointwise gradient error on each element in irregular meshes. Part II: The piecewise linear case. Math. Comput. 73 (246) (2004)
Alfred H. Schatz, Lars B. Wahlbin
Pointwise Error Estimates for Differences in Piecewise Linear Finite Element Approximations. SIAM J. Numer. Anal. 41 (6) (2003)
Wolfgang Hoffmann, Alfred H. Schatz, Lars B. Wahlbin, Gabriel Wittum
Asymptotically exact a posteriori estimators for the pointwise gradient error on each element in irregular meshes. Part 1: A smooth problem and globally quasi-uniform meshes. Math. Comput. 70 (235) (2001)
Alfred H. Schatz
Pointwise Error Estimates and Asymptotic Error Expansion Inequalities for the Finite Element Method on Irregular Grids: Part II. Interior Estimates. SIAM J. Numer. Anal. 38 (4) (2000)
Alfred H. Schatz
Pointwise error estimates and asymptotic error expansion inequalities for the finite element method on irregular grids: Part I. Global estimates. Math. Comput. 67 (223) (1998)
Alfred H. Schatz, Junping Wang
Some new error estimates for Ritz-Galerkin methods with minimal regularity assumptions. Math. Comput. 65 (213) (1996)