Technology
- Knuth’s series for chi squared percentage pointsJohn D. Cook
- Wine bottles with animals on the label vs. price and qualityFlowingData
- Towards a distorted perception of realityFlowingData
- Chi squared approximationsJohn D. Cook
- Variance of variances. All is variance.John D. Cook
- Deconstructed iPhone to show where the parts are manufacturedFlowingData
- American floor plan from ChinaFlowingData
- Charting no-look passes by Nikola JokicFlowingData
- Distribution of run times for Euclidean algorithmJohn D. Cook
- AdjunctionsJohn D. Cook
- Transpose and AdjointJohn D. Cook
- Maths Revision 2025 UpdatesMathematics, Learning and Technology
- Length of pontificatesFlowingData
- Pope age comparisonsFlowingData
- Complete 2024 election data, for congressional districtsFlowingData
- Maps of where federal employees workFlowingData
- Overtones and Barbershop QuartetsJohn D. Cook
- Users’ engagement declined on X after they argued with MuskFlowingData
- Equipentatonic scaleJohn D. Cook
- The multiple coupon collector problemJohn D. Cook
- Morse code and the limits of human perceptionJohn D. Cook
- Running the Gregorian calendar backwardsJohn D. Cook
- Fredholm AlternativeJohn D. Cook
- Fredholm indexJohn D. Cook
- Kernel and CokernelJohn D. Cook
- Topological Abelian GroupsJohn D. Cook
- Millionth powersJohn D. Cook
- Mr. Bell and Bell numbersJohn D. Cook
- How many ways can you triangulate a regular polygon?John D. Cook
- 1000 most common wordsJohn D. Cook
- Miscellaneous mathematical symbolsJohn D. Cook
- Erdős-Mordell triangle theoremJohn D. Cook
- Logarithmic sawtoothJohn D. Cook
- When Benford’s law is exactJohn D. Cook
- Lots of flat sidesJohn D. Cook
- Top 100 radioJohn D. Cook
- Estimating satellite altitude from apparent motionJohn D. Cook
- Maths Revision 2025Mathematics, Learning and Technology
- Linear KdV dispersionJohn D. Cook
- Closed-form minimal surface solutionsJohn D. Cook
- Fundamental solutionJohn D. Cook
- No matter how dubiousJohn D. Cook