What's up in

# Mathematics

## Latest Articles

### AI Reveals New Possibilities in Matrix Multiplication

Inspired by the results of a game-playing neural network, mathematicians have been making unexpected advances on an age-old math problem.

### A Mathematician Dancing Between Algebra and Geometry

Wei Ho, the first director of the Women and Mathematics program at the Institute for Advanced Study, combines algebra and geometry in her work on an ancient class of curves.

### The Simple Geometry Behind Brownie Bake Offs and Equal Areas

Proving that two polygons have the same area can be as easy as cutting them up and rearranging the pieces.

### Computer Proof ‘Blows Up’ Centuries-Old Fluid Equations

For more than 250 years, mathematicians have wondered if the Euler equations might sometimes fail to describe a fluid’s flow. A new computer-assisted proof marks a major breakthrough in that quest.

### How Cryptography’s Quantum-Safe Future Will Work

Lattice cryptography promises to protect secrets from the attacks of far-future quantum computers.

### A Mathematician Who Fled to Freedom but Still Faces Doubts

Svetlana Jitomirskaya was born in Ukraine, but left the Soviet Union to escape sexism and antisemitism. Even though her work in mathematical physics has now been honored with one of the field’s top prizes, she finds herself still fighting old battles.

### Why Mathematicians Study Knots

Far from being an abstract mathematical curiosity, knot theory has driven many findings in math and beyond.

### The Many Ways to Win at Wordle (Without Cheating)

Solve these puzzle questions to level up your Wordle game.

### Mathematicians Discover the Fibonacci Numbers Hiding in Strange Spaces

Recent explorations of unique geometric worlds reveal perplexing patterns, including the Fibonacci sequence and the golden ratio.