What are rational numbers and irrational numbers?

Irrational number, that is, the real number of irrational number, cannot be written as the ratio of two integers. If written in decimal form, there are infinitely many digits after the decimal point, which will not cycle. Common irrational numbers have the most square roots, π and E.

The quantum number and truth number representing the top quark or particles composed of top quarks are recorded as T.

But according to your question, it should be rational, right?

Rational numbers are general terms for integers and fractions, and all rational numbers can be converted into component numbers. Natural numbers such as 123456789 are rational numbers.