There are several notational conventions for representing repeating decimals. None of them are accepted universally. • In the United States, Canada, India, France, Germany, Italy, Switzerland, the Czech Republic, Slovakia, and Turkey the convention is to draw a horizontal line (a vinculum) above the repetend. (See examples in table below, column Vinculum.) For ease of reading, numbers with many digits may be divided into groups using a delimiter, such as comma "," or dot ".", half-space (or thin space) " ", space " ", underbar "_" (as in maritime "21_450") or apostrophe «'». In some countries, these "digit group separators" are only employed to the left of the decimal separator; in others, they are also used to separate numbers with a long fractional part. An important reason for grouping is that it allows rapid judgement of the number of digits, v… WebA decimal separator is a symbol used to separate the integer part from the fractional part of a number written in decimal form (e.g. "." in 12.45). ... Tables of logarithms prepared by John Napier in 1614 and 1619 used the period (full stop) as the decimal separator, which was then adopted by Henry Briggs in his influential 17th century work.
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WebMar 24, 2024 · The minimum number of digits that repeats in such a number is known as the decimal period . Repeating decimal notation was implemented in versions of the Wolfram … WebIn English-speaking countries, a dot ( ·) or period (.) is used as the decimal separator; in many other languages, a comma is used. In addition, each number is preceded by one of the sign symbols, + or −, to indicate positive … horwich to chorley
Decimal periods and their tables: A German research topic …
WebIn the decimal expansion of the rational numbers, the number of repeating decimals is called the length of the period of decimals. For example, (i) 25/4 = 3. 571428571428 ......... has … WebThe number or group of numbers that repeats is called a repetend or reptend and the number of numbers in the repetend is called the period length. For 2. 3, 3 is the repetend and the period length is 1. Related pages [ change change source] 0.999... Rational number This short article about mathematics can be made longer. For the period of a repeating decimal fraction, see Repeating decimal. Both a comma and a period (or full-stop) are generally accepted decimal separators for international use. Three ways to group the number ten thousand with digit group separators. 1) Space, the internationally recommended thousands separator. See more A decimal separator is a symbol used to separate the integer part from the fractional part of a number written in decimal form (e.g. "." in 12.45). Different countries officially designate different symbols for use as the separator. The … See more The 22nd General Conference on Weights and Measures declared in 2003 that "the symbol for the decimal marker shall be either the point on … See more In countries with a decimal comma, the decimal point is also common as the "international" notation because of the influence of devices, such as electronic calculators, which use the decimal point. Most computer operating systems allow selection of the … See more The following examples show the decimal separator and the thousands separator in various countries that use the Arabic numeral system. See more Hellenistic–Renaissance eras In the Middle Ages, from the original Indian decimal writing, before printing, a bar ( ¯ ) over the units digit was used to separate the integral part of a number from its fractional part, as in 9995 (meaning 99.95 in decimal point … See more For ease of reading, numbers with many digits may be divided into groups using a delimiter, such as comma "," or dot ".", half-space (or See more Hindu–Arabic numerals Countries using decimal comma Countries where a comma "," is used as decimal separator … See more psychedelic bible