# The Square Root of 2 Is Irrational

### Abstract

This article presents a very famous proof that the square root of 2 cannot be expressed by a rational number.

### Target Audience

The target audience is everyone who is interested in the topic or is curious. The Greek proof that there is no rational number whose square equals 2 is one of the great intellectual achievements of humanity and it should be experienced by every educated person (S. J. Axler, Algebra & trigonometry: with student solutions manual, Hoboken, N.J, 2012, p. 4).

### Prerequisites

None.

### Article

Here you will find the actual article.