Skip to main content

Search This Blog

Quadrata

A Latin Square Puzzle Blog

Posts

Showing posts from October, 2026

October 16, 2026

Twelfth Anniversary Puzzle

Get link
Facebook
X
Pinterest
Email
Other Apps

Newer Posts Older Posts Home

Powered by Blogger

David Nacin: David Nacin is a professor at William Paterson University and author of the books Math-Infused Sudoku and The Group Theory Puzzle Book. He enjoys designing and studying puzzles that involve partition identities, the motion of chess pieces, finite groups, and other mathematical structures.

Math-Infused Sudoku

Amazon
AMS

Archive

2026 3
- October 1
  - Twelfth Anniversary Puzzle
- August 2

2025 2
- March 1
- January 1
2024 6
2023 3
2022 8
- December 1
- November 1
- October 1
- August 1
- July 1
- June 1
- April 2
2021 11
- July 1
- June 1
- May 2
- April 1
- March 2
- February 2
- January 2
2020 24
- December 2
- November 2
- October 2
- September 2
- August 2
- July 2
- June 2
- May 2
- April 2
- March 2
- February 2
- January 2
2019 25
- December 2
- November 2
- October 2
- September 2
- August 2
- July 2
- June 2
- May 2
- April 2
- March 3
- February 2
- January 2
2018 23
- December 2
- November 2
- October 2
- September 2
- August 4
- July 3
- June 4
- May 1
- April 1
- March 2
2016 1
- December 1

Show more Show less

Labels

20193
20201
20232
20241
abelian3
adjacency5
alphabet5
average2
bishops3
candy cane1

Show more Show less

Report Abuse