Rational numbers

A rational number is a number that can be expressed as the quotient or fraction $.mw-parser-output .sfrac{white-space:nowrap}.mw-parser-output .sfrac.tion,.mw-parser-output .sfrac .tion{display:inline-block;vertical-align:-0.5em;font-size:85%;text-align:center}.mw-parser-output .sfrac .num,.mw-parser-output .sfrac .den{display:block;line-height:1em;margin:0 0.1em}.mw-parser-output .sfrac .den{border-top:1px solid}.mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}p/q$ of two integers, a numerator $p$ and a non-zero denominator $q$ . The set of all rational numbers, also referred to as "the rationals", the field of rationals, or the field of rational numbers is usually denoted by a boldface $Q$ (or blackboard bold $\mathbb {Q}$ , Unicode U+1D410 𝐐 MATHEMATICAL BOLD CAPITAL Q, or U+211A ℚ DOUBLE-STRUCK CAPITAL Q).^[1]

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References

↑ Wikipedia: Rational number

[1] Wikipedia: Rational number

[1]

Rational numbers

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