rational number
A number that can be expressed as the ratio of two integersA number that can be expressed as the ratio of two integers.
» The sum of two rational numbers is also rational.
thegui · Tatoeba · CC BY 2.0 FRMeaning
1 sensesA number that can be expressed as the ratio of two integers.
rationale Zahl
рациона́льное число́racionálʹnoje čisló
- an integer or a fraction
Examples
4 sentencesThe sum of two rational numbers is also rational.
Any irrational number can be approximated by a rational number with arbitrarily large precision.
ruЛюбое иррациональное число может быть приближено рациональным числом со сколь угодно большой точностью. — Ooneykcall
The set of real numbers is uncountable, and, therefore, it's larger than the set of rational numbers.
Множина дійсних чисел незліченна, і, внаслідок цього, вона більша від множини раціональних чисел. — deniko · CC BY 2.0 FR
ruМножество действительных чисел является несчётным и потому больше множества рациональных чисел. — Ooneykcall · CC BY 2.0 FR
deDie Menge der reellen Zahlen ist überabzählbar und mithin größer als die Menge der rationalen Zahlen. — Pfirsichbaeumchen · CC BY 2.0 FR
Numbers that can be expressed as fractions of two whole numbers are called rational numbers.
deRational nennt man Zahlen, die sich als Bruch zweier ganzer Zahlen schreiben lassen. — Pfirsichbaeumchen
Translations
8 languagesBy meaning 1
By meaning 1
Origin
From rational + number, ultimately from Latin rationalis + numerus. Compare analogous logaFrom rational + number, ultimately from Latin rationalis + numerus. Compare analogous logarithm, from Ancient Greek.
Wiktionary, CC BY-SA 4.0 · source
Forms
plural: rational numbers| Singular | rational number |
|---|---|
| Plural | rational numbers |
regular
Synonyms
1 synonyms- an integer or a fraction:rational