Jack Gindi

November 2025

• Why the sigmoid? 26 November 2025

December 2024

• Building ML Paper Explorer (late 2024) 13 December 2024

November 2024

• A bound on sorting performance 17 November 2024

July 2024

• Self-supervised learning 17 July 2024
• Existence vs construction 17 July 2024

April 2024

• The connection between k-means and Gaussian mixtures 4 April 2024

March 2024

• Simulated annealing 8 March 2024

December 2023

• RANSAC for robust data fitting 22 December 2023

July 2023

• Is addition commutative? 14 July 2023

April 2023

• Faster language model inference 6 April 2023

January 2023

• How does OpenAI's DALL-E work? 3 January 2023

September 2022

• Distinct values in a data stream 11 September 2022

May 2022

• The St. Petersburg paradox 18 May 2022

January 2022

• Solving Wordle 12 January 2022

September 2021

• Linear interpolation in one and two dimensions 2 September 2021

May 2021

• Probabilistic interpretation of regularization 9 May 2021

April 2021

• Solving sudoku as a linear program 11 April 2021
• My first academic publication! 1 April 2021

March 2021

• Finding eigenvalues 8 March 2021

December 2020

• QR factorization 27 December 2020

November 2020

• Anniversary math 27 November 2020

October 2020

• Fibonacci with linear algebra 27 October 2020
• Fibonacci with difference equations 13 October 2020

September 2020

• An introduction to convex optimization 4 September 2020

April 2020

• How many infinities are there? 5 April 2020

September 2019

• MSE = Bias² + Variance 23 September 2019

December 2018

• The weak law of large numbers 31 December 2018

November 2018

• Bounding probabilities with Markov and Chebyshev 4 November 2018

October 2018

• A different way of thinking about eigenvalues 18 October 2018

September 2018

• Counting chord intersections: two approaches 16 September 2018

August 2018

• Tale of two distributions 2 August 2018

May 2018

• The birthday problem 28 May 2018
• The Monty Hall paradox 24 May 2018
• The mean value theorem 22 May 2018

February 2018

• Two puzzles from Martin Gardner 21 February 2018

January 2018

• Fundamental theorem of arithmetic 10 January 2018
• Distributed hash tables 10 January 2018
• Euler's Identity 1 January 2018

October 2017

• The Cantor set 27 October 2017

September 2017

• The Alternating Series test 27 September 2017

August 2017

• Memorization as a caching mechanism 26 August 2017

July 2017

• Proving √2 is irrational 26 July 2017

May 2017

• The Basel problem 26 May 2017

April 2017

• TSP is inapproximable 26 April 2017
• Hilbert's hotel 5 April 2017

March 2017

• The derivative via linear algebra 15 March 2017

February 2017

• Randomized matrix multiplication checking 25 February 2017
• Randomized algorithm for file comparison 25 February 2017

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