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What are the numbers in mathematics?
real number

Rational Numbers: Natural Numbers: 0 and Positive Numbers: Fractions (True Fractions and False Fractions) (Infinitely Cycling Decimals), Integers.

Negative number.

Irrational number: infinite cyclic decimal.

imaginary number

Common factor, common multiple, prime number, composite number ...

Logarithm, reciprocal ...

Well, does the function count? Trigonometric functions, those ...

That's all I can think of,