reaalilukuna
Reaalilukuna is a Finnish mathematical term meaning “as a real number” and is used to indicate that a quantity is treated within the real-number system. In international notation, this system is the set of real numbers, denoted by the symbol ℝ.
Real numbers include all rational numbers (integers and fractions) and irrational numbers (non-terminating, non-repeating decimals). They
The decimal expansions of real numbers are either terminating or infinite; rational numbers have terminating or
In practice, the phrase “reaalilukuna” is used in Finnish texts when an expression or quantity is specifically