Hacker News
- A Nerd’s Way to Walk Up the Stairs (2011) http://blog.tanyakhovanova.com/2011/06/a-nerds-way-to-walk-up-the-stairs/ 94 comments
- Should you date a mathematician? http://blog.tanyakhovanova.com/2011/03/should-you-date-a-mathematician/ 6 comments
- The Dying Art of Mental Math Tricks http://blog.tanyakhovanova.com/2015/06/the-dying-art-of-mental-math-tricks/ 131 comments
- Divisibility by 7 is a Walk on a Graph (2009) http://blog.tanyakhovanova.com/2009/08/divisibility-by-7-is-a-walk-on-a-graph-by-david-wilson/ 71 comments
- My IQ http://blog.tanyakhovanova.com/?p=84 276 comments
- Hiring the Smartest People in the World http://blog.tanyakhovanova.com/?p=402 59 comments
- Divisibility by 7 is a Walk on a Graph - how does it work? http://blog.tanyakhovanova.com/?p=262 17 comments
- The odd one out - inspired by IQ tests http://blog.tanyakhovanova.com/?p=182 35 comments
Lobsters
- Divisibility by 7 is a Walk on a Graph https://blog.tanyakhovanova.com/2009/08/divisibility-by-7-is-a-walk-on-a-graph-by-david-wilson/ 10 comments math
- Follow Your Heart? "There are so many professions that are friendly to mathematicians: actuary, finance, economics, teaching, computer science, cryptography, and programming, to name a few ... However, most of the youngsters around me want to be research mathematicians. This is a different story." https://blog.tanyakhovanova.com/2023/03/follow-your-heart/ 45 comments math
- Two Dice puzzle https://blog.tanyakhovanova.com/2018/12/two-dice/ 6 comments math
- Tiny little article about a graph for modulo 7. http://blog.tanyakhovanova.com/2009/08/divisibility-by-7-is-a-walk-on-a-graph-by-david-wilson/ 4 comments math
- The Problem of the Psychic http://blog.tanyakhovanova.com/?p=396 11 comments math
- arXiv’s Police - Tanya Khovanova http://blog.tanyakhovanova.com/?p=477 11 comments math
- Very interesting puzzle http://blog.tanyakhovanova.com/?p=378 22 comments math
- The 86 Conjecture - no powers of two higher than 2^86 do not contain zero. http://blog.tanyakhovanova.com/?p=311 24 comments math
- John Horton Conway on his Game of Life: 'Life without sex is much cleaner' http://blog.tanyakhovanova.com/?p=260 4 comments math
- Tips on Boosting Your Guessing Accuracy On Math Tests (Or: How to Eliminate Wrong Multiple-Choice Answers) http://blog.tanyakhovanova.com/?p=207 5 comments math
- The odd one out http://blog.tanyakhovanova.com/?p=182 78 comments math
- 10^2 + 11^2 + 12^2 = 13^2 + 14^2 http://blog.tanyakhovanova.com/?p=151 14 comments math
- Divisibility by 7 is a Walk on a Graph, by David Wilson http://blog.tanyakhovanova.com/?p=159 17 comments math
- Find a ten-digit number with all distinct digits such that the string formed by the first k digits is divisible by k for any k ≤ 10. http://blog.tanyakhovanova.com/?p=31 17 comments math