Tsun, Tsou Sheung [De los Reyes, Juan Carlos; Théra, Michel; Walther, Andrea] Remembering Andreas Griewank. (English) Zbl 1482.01030 Eur. Math. Soc. Mag. 123, 25-27 (2022). MSC: 01A70 PDFBibTeX XMLCite \textit{T. S. Tsun}, Eur. Math. Soc. Mag. 123, 25--27 (2022; Zbl 1482.01030) Full Text: DOI
Walther, Andrea On the efficient computation of sparsity patterns for Hessians. (English) Zbl 1251.65037 Forth, Shaun (ed.) et al., Recent advances in algorithmic differentiation. Selected papers based on the presentations at the 6th international conference on automatic differentiation (AD2012), Fort Collins, CO, USA, July 23–27, 2012. Berlin: Springer (ISBN 978-3-642-30022-6/hbk; 978-3-642-30023-3/ebook). Lecture Notes in Computational Science and Engineering 87, 139-149 (2012). MSC: 65D25 65K05 90C30 PDFBibTeX XMLCite \textit{A. Walther}, Lect. Notes Comput. Sci. Eng. 87, 139--149 (2012; Zbl 1251.65037) Full Text: DOI
Walther, Andrea How does a plane better fly? Modern questions in nonlinear optimization. (Wie fliegt ein Flugzeug besser? Moderne Fragestellungen der nichtlinearen Optimierung.) (German) Zbl 1365.90005 Wendland, Katrin (ed.) et al., Facettenreiche Mathematik. Einblicke in die moderne mathematische Forschung für alle, die mehr von Mathematik verstehen wollen. Wiesbaden: Vieweg+Teubner (ISBN 978-3-8348-1414-2/pbk; 978-3-8348-8173-1). Mathematik Populär, 391-408 (2011). MSC: 90-01 00A09 90C30 90C90 PDFBibTeX XMLCite \textit{A. Walther}, in: Facettenreiche Mathematik. Einblicke in die moderne mathematische Forschung für alle, die mehr von Mathematik verstehen wollen. Wiesbaden: Vieweg+Teubner. 391--408 (2011; Zbl 1365.90005) Full Text: DOI
Walther, Andrea A first-order convergence analysis of trust-region methods with inexact Jacobians. (English) Zbl 1163.90028 SIAM J. Optim. 19, No. 1, 307-325 (2008). MSC: 90C30 90C55 49M05 49M37 PDFBibTeX XMLCite \textit{A. Walther}, SIAM J. Optim. 19, No. 1, 307--325 (2008; Zbl 1163.90028) Full Text: DOI
Walther, Andrea Computing sparse Hessians with automatic differentiation. (English) Zbl 1291.65190 ACM Trans. Math. Softw. 34, No. 1, Art. 3, 15 p. (2008). MSC: 65K10 PDFBibTeX XMLCite \textit{A. Walther}, ACM Trans. Math. Softw. 34, No. 1, Art. 3, 15 p. (2008; Zbl 1291.65190) Full Text: DOI
Walther, Andrea Discrete adjoints: theoretical analysis, efficient computation and applications. (English) Zbl 1298.26008 Dresden: TU Dresden, Fakultät Mathematik und Naturwissenschaften (Habilitation). vi, 162 p. (2007). MSC: 26-02 26A24 28A15 PDFBibTeX XMLCite \textit{A. Walther}, Discrete adjoints: theoretical analysis, efficient computation and applications. Dresden: TU Dresden, Fakultät Mathematik und Naturwissenschaften (Habilitation) (2007; Zbl 1298.26008) Full Text: Link Link
Walther, Andrea Automatic differentiation of explicit Runge-Kutta methods for optimal control. (English) Zbl 1278.49037 Comput. Optim. Appl. 36, No. 1, 83-108 (2007). MSC: 49M25 65L06 PDFBibTeX XMLCite \textit{A. Walther}, Comput. Optim. Appl. 36, No. 1, 83--108 (2007; Zbl 1278.49037) Full Text: DOI
Walther, Andrea On a trust region method without exact Jacobian matrices. (English) Zbl 1391.49046 PAMM, Proc. Appl. Math. Mech. 5, 55-58 (2005). MSC: 49K20 65J15 68W30 PDFBibTeX XMLCite \textit{A. Walther}, PAMM, Proc. Appl. Math. Mech. 5, 55--58 (2005; Zbl 1391.49046) Full Text: DOI
Walther, A. Bounding the number of processors and checkpoints needed in time-minimal parallel reversal schedules. (English) Zbl 1102.68417 Computing 73, No. 2, 135-154 (2004). MSC: 68M20 68W10 65K05 68Q25 90B25 PDFBibTeX XMLCite \textit{A. Walther}, Computing 73, No. 2, 135--154 (2004; Zbl 1102.68417) Full Text: DOI
Walther, Andrea Program reversals for evolutions with non-uniform step costs. (English) Zbl 1137.68631 Acta Inf. 40, No. 4, 235-263 (2004). MSC: 68W30 PDFBibTeX XMLCite \textit{A. Walther}, Acta Inf. 40, No. 4, 235--263 (2004; Zbl 1137.68631) Full Text: DOI