In mathematics an irrational number is any real number that cannot be expressed as a ratio ab where a and b are integers and b is non-zero. P the famous number pi is an irrational number as it can not be made by dividing two integers. An irrational number is a real number which is not rational this is the definition.
Irrational numbers are those real numbers that cannot be represented as terminating or repeating decimals.
We arent saying its crazy. Irrational numbers are numbers that are neither terminating nor recurring and cannot be expressed as a ratio of integers. As noun an irrational prosody in Greek or Latin verse of or relating to a metrical irregularity usually the occurrence of a long syllable instead of a short one denoting a metrical foot where such an irregularity occurs. When an irrational number is written with a decimal point the numbers after the decimal point continue infinitely with no repeatable pattern.