[Mathematics] a fractional number n/d, where n and d are integers, n is the numerator and d is the denominator. The set of all rational numbers is usually called Q. Computers do not usually deal with rational numbers but instead convert them to ref="module.php?name=Lexikon&file=search&eid=1&query=real">real numbers which are represented (approximately in some cases) as ref="module.php?name=Lexikon&file=search&eid=1&query=floating-point">floating-point numbers. Compare ref="module.php?name=Lexikon&file=search&eid=1&query=irrational">irrational.

In addition suitable contents:
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