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Elmar Klausmeier is a blogger from Dietzenbach, Germany, interested in computers, programming, and mathematics.

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Computers Programming Mathematics

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New mathematical formulas are proposed to enhance Tendler's 1973 formulas, focusing on parameters like cycle length and root magnitudes.
The post investigates Tendler-like formulas, emphasizing low error constants and comparing original Tendler formulas with Tischer's, providing detailed data on their characteristics.
New cyclic linear multistep formulas for solving stiff ordinary differential equations are introduced, showing improved stability and accuracy compared to existing methods.
The blog post discusses the Korrektoriteration (corrector iteration) in the TENDLER program, which is crucial for solving differential equations efficiently. It explains the relationship between Picard and Newton iterations, the i...
An analysis of a block implicit method of order 4 by Majid, Suleiman, and Omar, highlighting its stability properties and computational implications.
An analysis of BDF, Tendler, and Tischer formulas reveals significant insights into their performance and precision in solving a classical differential equation.
The blog post discusses the integration of new cyclic formulas into the TENDLER program, emphasizing the importance of using specifically chosen predictor formulas for efficient computation. It explains the relationship between pr...
The blog post discusses various differential equation solvers, particularly focusing on the STINT program and its performance compared to other solvers like GEAR and EPISODE. It highlights the strengths and weaknesses of STINT, in...
The blog post discusses the Predictor-Corrector methods and their application in solving stiff differential equations using implicit linear multistep methods. It compares the Picard and Newton iteration methods, highlighting their...
Rubin's 4th Order Method is shown to be neither A-stable nor D-stable through mathematical analysis and graphical data.
The blog post discusses various cyclic and block-implicit linear multistep methods for numerical integration, focusing on the methods developed by Donelson, Hansen, Mihelčić, and others. It details the properties, stability, and e...
A comparative analysis of numerical methods for solving differential equations, highlighting the performance of BDF, Tendler, and Tischer formulas with error assessments in different precisions.
The blog post discusses the TENDLER program, which is designed for the approximate solution of ordinary differential equation systems of the first order, particularly initial value problems. It explains how higher-order differenti...
The post details the TENDLER program's error control methods for solving stiff ordinary differential equations, highlighting the importance of accuracy and reliability in numerical computations.
Künstliche Intelligenz hat das Potenzial, die öffentliche Verwaltung in Deutschland durch Automatisierung und Optimierung von Prozessen zu modernisieren und bürgernahe Dienstleistungen zu verbessern.
The blog post discusses the programming language C and its evolution, particularly in the context of differential equation solvers and the TENDLER program. It highlights the historical context of programming challenges, the princi...
A guide on using a Perl script to convert Markdown blog posts into LaTeX format for submission to academic journals, ensuring content accessibility.
New Tendler-like cyclic linear multistep formulas for stiff differential equations are introduced, emphasizing high precision computation and addressing errors in double precision calculations.
Cyclic linear multistep formulas enhance the numerical solution of ordinary differential equations, building on Tendler's work and utilizing the QZ algorithm for stability analysis.
The blog post discusses various cyclic linear multistep methods for numerical integration, focusing on Tischer's formulas, Donelson & Hansen formulas, and Mihelcic's formulas. It provides detailed information on the roots of these...
The blog post discusses the concept of parasitic roots in multistep methods, specifically focusing on the roots of the matrix polynomial associated with Backward Differentiation Formulas (BDF) and Tendler's cyclic formulas. It pro...
A method for dynamically looping over a variable number of loops in C programming is presented, allowing exploration of parameter spaces with flexible loop counts.
The blog post provides a guide on how to clear the cache in the Brave browser on Android, highlighting that the settings menu does not offer a direct method for this. Instead, users must access the App info by long-pressing the Br...
The blog post discusses the use of Google fonts versus system fonts, highlighting the issue of inconsistent appearance across devices due to system fonts not being universally installed. It provides a solution to improve load time...