### Recent Posts

## USA NIMO 2014

February 24, 2014, No CommentsThe NIMO is a series of online contests that takes place throughout the school year. Short-answer contests with problems from a wide spectrum of difficulties are promoted every month. These... Read More»

## Geometric Inequalities Marathon, The First 100 Problems and Solutions

February 24, 2014, No CommentsOn Wednesday, April 20, 2011, at 8:00 PM, I was inspired by the existing Mathlinks marathons to create a marathon on Geometric Inequalities – the fusion of the beautiful worlds... Read More»

## Challenging Mathematical Problems with Elementary Solutions Vol 1 (Dover) – Yaglom & Yaglom

February 24, 2014, No CommentsVolume I of a two-part series, this book features a broad spectrum of 100 challenging problems related to probability theory and combinatorial analysis. The problems, most of which can be solved with elementary... Read More»

### Math Books

## Challenging Mathematical Problems with Elementary Solutions Vol 1 (Dover) – Yaglom & Yaglom

February 24, 2014, No CommentsVolume I of a two-part series, this book features a broad spectrum of 100 challenging problems...

### Math For Olympiad

## Geometric Inequalities Marathon, The First 100 Problems and Solutions

February 24, 2014, No CommentsOn Wednesday, April 20, 2011, at 8:00 PM, I was inspired by the existing Mathlinks...

### Math News

## Top 20 Living Mathematicians

September 19, 2013, No Comments#1 Terence Tao Nationality: Australian Claim to Fame: Green-Tao theorem, Tao’s inequality, Kakeya conjecture, Horn conjecture Institutions: University...

### Math Problems and Solutions

## USA NIMO 2014

February 24, 2014, No CommentsThe NIMO is a series of online contests that takes place throughout the school year....

### Nice Problems

## USA NIMO 2014

February 24, 2014, No CommentsThe NIMO is a series of online contests that takes place throughout the school year....

### Science News

## Quantum Inverted Pendulum: Control Scheme Dynamically Maintains Unstable Quantum Systems

September 12, 2013, No CommentsA simple pendulum has two equilibrium points: hanging in the “down” position and perfectly inverted...

### National Mathematical Olympiad

## USA NIMO 2014

February 24, 2014, No CommentsThe NIMO is a series of online contests that takes place throughout the school year....

### Computers & Technology

## Computer Can Read Letters Directly from the Brain

September 8, 2013, No Comments— By analysing MRI images of the brain with an elegant mathematical model, it is...