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standard library package SIPrefixes {
doc
/*
* Definition of SI unit prefixes as specified in ISO/IEC 80000-1
*/
private import MeasurementReferences::*;
/*
* ISO/IEC 80000-1 prefixes for decimal multiples and sub-multiples
*
* See also https://en.wikipedia.org/wiki/Unit_prefix
*/
attribute yocto: UnitPrefix { :>> longName = "yocto"; :>> symbol = "y"; :>> conversionFactor = 1E-24; }
attribute zepto: UnitPrefix { :>> longName = "zepto"; :>> symbol = "z"; :>> conversionFactor = 1E-21; }
attribute atto: UnitPrefix { :>> longName = "atto"; :>> symbol = "a"; :>> conversionFactor = 1E-18; }
attribute femto: UnitPrefix { :>> longName = "femto"; :>> symbol = "f"; :>> conversionFactor = 1E-15; }
attribute pico: UnitPrefix { :>> longName = "pico"; :>> symbol = "p"; :>> conversionFactor = 1E-12; }
attribute nano: UnitPrefix { :>> longName = "nano"; :>> symbol = "n"; :>> conversionFactor = 1E-9; }
attribute micro: UnitPrefix { :>> longName = "micro"; :>> symbol = "μ"; :>> conversionFactor = 1E-6; }
attribute milli: UnitPrefix { :>> longName = "milli"; :>> symbol = "m"; :>> conversionFactor = 1E-3; }
attribute centi: UnitPrefix { :>> longName = "centi"; :>> symbol = "c"; :>> conversionFactor = 1E-2; }
attribute deci: UnitPrefix { :>> longName = "deci"; :>> symbol = "d"; :>> conversionFactor = 1E-1; }
attribute deca: UnitPrefix { :>> longName = "deca"; :>> symbol = "da"; :>> conversionFactor = 1E1; }
attribute hecto: UnitPrefix { :>> longName = "hecto"; :>> symbol = "h"; :>> conversionFactor = 1E2; }
attribute kilo: UnitPrefix { :>> longName = "kilo"; :>> symbol = "k"; :>> conversionFactor = 1E3; }
attribute mega: UnitPrefix { :>> longName = "mega"; :>> symbol = "M"; :>> conversionFactor = 1E6; }
attribute giga: UnitPrefix { :>> longName = "giga"; :>> symbol = "G"; :>> conversionFactor = 1E9; }
attribute tera: UnitPrefix { :>> longName = "tera"; :>> symbol = "T"; :>> conversionFactor = 1E12; }
attribute peta: UnitPrefix { :>> longName = "peta"; :>> symbol = "P"; :>> conversionFactor = 1E15; }
attribute exa: UnitPrefix { :>> longName = "exa"; :>> symbol = "E"; :>> conversionFactor = 1E18; }
attribute zetta: UnitPrefix { :>> longName = "zetta"; :>> symbol = "Z"; :>> conversionFactor = 1E21; }
attribute yotta: UnitPrefix { :>> longName = "yotta"; :>> symbol = "Y"; :>> conversionFactor = 1E24; }
/*
* ISO/IEC 80000-1 prefixes for binary multiples, i.e. multiples of 1024 (= 2^10)
*
* See also https://en.wikipedia.org/wiki/Binary_prefix
*/
attribute kibi: UnitPrefix { :>> longName = "kibi"; :>> symbol = "Ki"; :>> conversionFactor = 1024; }
attribute mebi: UnitPrefix { :>> longName = "mebi"; :>> symbol = "Mi"; :>> conversionFactor = 1024^2; }
attribute gibi: UnitPrefix { :>> longName = "gibi"; :>> symbol = "Gi"; :>> conversionFactor = 1024^3; }
attribute tebi: UnitPrefix { :>> longName = "tebi"; :>> symbol = "Ti"; :>> conversionFactor = 1024^4; }
attribute pebi: UnitPrefix { :>> longName = "pebi"; :>> symbol = "Pi"; :>> conversionFactor = 1024^5; }
attribute exbi: UnitPrefix { :>> longName = "exbi"; :>> symbol = "Ei"; :>> conversionFactor = 1024^6; }
attribute zebi: UnitPrefix { :>> longName = "zebi"; :>> symbol = "Zi"; :>> conversionFactor = 1024^7; }
attribute yobi: UnitPrefix { :>> longName = "yobi"; :>> symbol = "Yi"; :>> conversionFactor = 1024^8; }
}
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