# News tagged with mathematical problems

### Researchers chip away at Smale's 7th unsolved problem in mathematics

(Phys.org)—How do you arrange a group of points on the surface of a sphere so that all the points are as far apart from each other as possible? With two points, the answer is easy: place them on opposite sides of the sphere, ...

### Computer scientists develop 'mathematical jigsaw puzzles' to encrypt software

(Phys.org) —UCLA computer science professor Amit Sahai and a team of researchers have designed a system to encrypt software so that it only allows someone to use a program as intended while preventing any deciphering of ...

### What is behind Einstein's turbulences? Calculations give initial insight into relativistic properties of this process

(Phys.org) —The American Nobel Prize Laureate for Physics Richard Feynman once described turbulence as "the most important unsolved problem of classical physics", because a description of the phenomenon from first principles ...

### Shrinking blob speeds traveling salesman on his way

(Phys.org) —What is the shortest route that a traveling salesman must take to visit a number of specified cities in a tour, stopping at each city once and only once before returning to the starting point? The most accurate ...

### Choreographing dance of electrons offers promise in pursuit of quantum computers

(PhysOrg.com) -- In the basement of Hoyt Laboratory at Princeton University, Alexei Tyryshkin clicked a computer mouse and sent a burst of microwaves washing across a silicon crystal suspended in a frozen cylinder of stainless ...

### Complex mathematical problem solved by bees

(PhysOrg.com) -- Bumblebees can find the solution to a complex mathematical problem which keeps computers busy for days.

### Doubts continue on claim to have solved P vs NP mathematical question

One of the most complex mathematical problems in the world is proving either that P ≠ NP or P=NP, a riddle that was first formulated in 1971 by mathematicians Leonid Levin and Stephen Cook. The question was one of seven ...

### New breakthrough in bubble research

A researcher from the University of Bath has found a new approach to an old geometric problem of modelling the most efficient way of packing shapes to form a foam.

### 'Waste web' tracks movement of hazardous waste around the globe

A small team of researchers at the Institute of Interdisciplinary Physics and Complex Systems in Spain has created what they describe as a "worldwide waste web" and have used it to track the movement of hazardous waste around ...

### Harvard mathematician answers 150-year-old chess problem

The queen is the most powerful piece on the chessboard. Unlike any other (including the king), it can move any number of squares vertically, horizontally, or diagonally.

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