irracionálního
Irracionální refers to something that cannot be expressed as a simple fraction of two integers. In mathematics, irrational numbers are real numbers that are not rational. This means their decimal representation neither terminates nor repeats. Famous examples include pi (π), which is approximately 3.14159, and the square root of 2 (√2), approximately 1.41421.
The concept of irrational numbers emerged in ancient Greece with the discovery of the Pythagorean theorem.
Irrational numbers are distinct from rational numbers, which can be written as p/q, where p and q
The set of irrational numbers, along with the set of rational numbers, forms the set of real