Posts
- Equinoxes and Solstices December 21, 2025
- a to the bth power versus b to the ath power August 4, 2024
- The Wave Equation on the Unit Square May 7, 2024
- Finite Difference Discretization of the 2D Laplace Operator May 4, 2024
- The 1D Laplace Matrix Using NumPy and SciPy April 28, 2024
- Finite Difference Discretization of the 1D Laplace Operator April 27, 2024
- A Kronecker Product and Vec Operator Identity April 26, 2024
- The Computer as Brain Breaker April 25, 2024
- Neural Networks - Digit Recognition December 22, 2023
- Neural Networks - Linear Regression December 21, 2023
- Simple Linear Regression December 20, 2023
- No-Intercept Simple Linear Regression December 19, 2023
- Origin-Centered Simple Linear Regression December 18, 2023
- Equality of Floating-Point Numbers December 3, 2023
- Linear Regression Applied May 5, 2023
- Linear Regression Basics May 4, 2023
- A Simple Sudoku Solver May 2, 2023
- A Sum of All Digit Permutations April 10, 2023
- Neural Networks - Implementation January 22, 2023
- Neural Networks - Activation Functions January 21, 2023
- Neural Networks - Back-propagation Matrix-style January 20, 2023
- Neural Networks - Back-propagation Derivation January 19, 2023
- Neural Networks - Gradient Descent January 18, 2023
- Neural Networks - The Optimization Problem January 17, 2023
- Neural Networks - Multiple Inputs January 16, 2023
- Neural Networks - The Model January 15, 2023
- Neural Networks - Preface January 14, 2023
- Rust and Iterator Adapters January 24, 2021
- The nth Bit of a Negative Number January 9, 2021
- Generating All Permutations June 14, 2020
- Leap Year Rules April 15, 2020
- Wrapping HTML inside MathML February 23, 2017
- Tiling with L-Trominos January 24, 2016
- Time Budgets for the Web April 26, 2015
- MathJax 2.4 vs 2.5 March 8, 2015
- Grouping Typesets With MathJax March 3, 2015
- Typesetting Math Using HTML and CSS: Fractions January 24, 2015
- MathJax, KaTeX and a lot of Math January 11, 2015
- Entering the World of Web Components July 2, 2014
- Deriving the Closed Form for Square Pyramidal Numbers June 14, 2014
- Structure of a Multiple-Precision Library in C++ June 3, 2014
- Comparing Rational Numbers Without Overflow May 18, 2014
- Bresenham's Line Algorithm April 24, 2014
- Basic Multiple-Precision Long Division April 14, 2014
- Six Circles Theorem Illustrated April 6, 2014
- Archimedes' Twin Circles Illustrated April 3, 2014
- Thales' Theorem Illustrated April 2, 2014
- An Infinite Series Involving a Sideways Sum July 3, 2013
- Good Rational Bounds January 7, 2013
- Basic Multiple-Precision Short Division November 28, 2012
- Basic Multiple-Precision Multiplication November 9, 2011
- Multiple-Precision Subtraction October 26, 2011
- Multiple-Precision Addition October 12, 2011
- Multiple-Precision Number Representation October 5, 2011
- Bell Numbers June 23, 2011
- Going Functional May 31, 2011
- The Crossed Ladders Problem March 27, 2011
- Fast Evaluation of Fibonacci Numbers March 11, 2011
- Evaluation of Powers January 30, 2011
- Where Did pi Come From? January 9, 2011
- Prime Factors of Factorial Numbers October 30, 2010
- Computing the Integer Binary Logarithm September 27, 2010
- C++ Templates and Usual Arithmetic Conversions August 28, 2010
- Bitwise Operators and Negative Numbers July 24, 2010
- Book Review: The Book of Numbers May 23, 2010
- Arithmetic by Geometry April 24, 2010
- Line-line Intersection in the Plane March 30, 2010
- Visualizing the Pythagorean Theorem February 14, 2010
- Fractions and Circles February 6, 2010
- Book Review: Prime Obsession January 9, 2010
- The Stern-Brocot Tree of Fractions December 4, 2009
- Book review: The Pleasures of Counting November 15, 2009
- Continued Fractions and Continuants November 10, 2009
- Computing the Greatest Common Divisor October 29, 2009
- Remembering Trigonometric Addition Formulas September 23, 2009
- Useful Properties of the Floor and Ceil Functions September 9, 2009
- On the Divergence of a Geometric Progression Sum August 28, 2009
- Implementing Multiple-Precision Arithmetic, Part 2 August 20, 2009
- Implementing Multiple-Precision Arithmetic, Part 1 July 23, 2009
- The Game of Nim April 20, 2009
- Twelve Ways of Counting December 26, 2008
- Nice Proof of a Geometric Progression Sum October 8, 2008