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Tanya Khovanova's Math Blog

Mathematics, applications of mathematics to life in general, and my life as a mathematician.

  • By Tanya Khovanova
  • Roughly two posts per week
  • First post on

Posts per month

Data for this chart is available in the table below
Posts per month
Month starting Posts
Feb 2024 4
Mar 2024 6
Apr 2024 1
May 2024 2
Jun 2024 5
Jul 2024 7
Aug 2024 2
Sep 2024 6
Oct 2024 5
Nov 2024 5

Any gaps could be due to errors when fetching the blog’s feed.

Most recent posts

Red, Yellow, and Green Hats
A new hat puzzle from Gribalko, reminding me of traffic lights. Puzzle. You and six of your mathematician friends each have a hat placed on your head. Each of you can see the hats of …
On , by tanyakh, 151 words
Square out of a Plus
I once saw a TikTok video featuring a puzzle: four matches were arranged to form a plus sign, and the challenge was to move one match to create a square. The solution shown differed from …
On , by tanyakh, 267 words
The Game of SET for Groups (Part 1), jointly with Andrey Khesin
The deck for the game of SET consists of 81 cards. Each card has 1, 2, or 3 identical objects. Each object is an oval, a diamond, or a squiggly, colored in red, green, or …
On , by tanyakh, 2,462 words