## Archive for August 17th, 2008

### What is a minus sign anyway?

Posted by: **Alexandre Borovik** on August 17, 2008

Atomic objects, structures and concepts of mathematics

Posted by: **Alexandre Borovik** on August 17, 2008

- Why it matters that so many people became innumerate
- Why does algebra have letters in sums?
- No intrinsic gender differences in children’s earliest numerical abilities
- What are some real-world uses of the determinant of a matrix?
- (no title)
- What is your favorite visual mathematical proof? Perhaps it is Tennenbaum’s proof of the irrationality of the square root of 2
- Why do irrational numbers exist? Why does math exist that is only conceptual and not applicable in nature?
- How do mathematicians avoid circular reasoning when proposing a new proof for an already proved theorem?
- If you want to build higher, you must first dig deeper
- “Universities are essentially massaging the figures”

- A Neighborhood of Infinity
- Antony Brand
- Ars Mathematica
- Division by Zero
- Explaining mathematics
- God Plays Dice
- If wisdom was teachable …
- John Baez
- Me Or My Maths
- Modulo Errors
- neverendingbooks
- Noncommutative geometry
- Not Even Wrong
- Olivier Gerard
- Richard Elwes
- Scott Aaronson
- Secret Blogging Seminar
- Susan Beckhardt
- Tasteful algebra and quasi objects of study
- Terence Tao
- The De Morgan Journal
- The n-Category Café
- The Unapologetic Mathematician
- Theoretical Atlas
- Tim Gowers
- Vlorbik on Math Ed

- 358,573 hits

Advertisements

## Recent Comments