Happy Mathematics Day

Happy Mathematics Day! The birthday of genius Indian mathematician Srinivasa Ramanujan! Here is an interesting puzzle to commemorate his birthday! Complete the below division. You don't need any additional information or clues...

The ELO Rating System for Chess

I love playing chess. My initial rating performance was close to 1900 and then it subsequently fell down because I was too reckless early on, after getting the FIDE rating, when "k" factor is high i.e. you win or lose points quickly. I was fascinated by this rating system called ELO. As I learnt statistics... Continue Reading →

Puzzle: Square and Add

Number 3025 is interesting mathematically because it is a perfect square. Additionally, it has a peculiar property: if you split it into two parts, 30 and 25 you get: 30+25= 55 and 30^2+25^2= 55^2=3025 Find another number with similar property.

Puzzle: Find A Number

Find a number such that: It ends with digit "3" If you move the last digit "3" at the beginning, the new number thus formed is three times the original number

Etymology of Numbers

My most favourite subject is Mathematics! Though I studied Engineering and hence Mathematics after 12th standard was limited only to "applied" part, I still enjoy learning about Mathematics and more specifically solving puzzles. So I am always in search of contents - podcasts, videos, articles - about maths. I recently came across this wonderful video... Continue Reading →

Happy New Year 2025

Happy New Year 2025 — the first year to be a square (whose digits sum to a square) that is equal to the sum of the first [sum of its digits] consecutive cubes and to the square of (and the product of the proper divisors of) the sum of a split of its digits. If... Continue Reading →

The Genius of Srinivasa Ramanujan

The great Indian mathematician from 20th century, Srinivasa Ramanujan was a genius! I can't have enough of him and hence I read, collect and share anecdotes and stories of his greatness whenever I get an opportunity. You can read previous posts about Srinivasa Ramanujan here. Srinivasa Ramanujan (1887-1920) was born on this day (22nd December).... Continue Reading →

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