(mathematics and computer science): Abbreviation ofLatinlogarithmusgeneralis.

lg

1. (computer science)binary logarithm; logarithm to the base 2.

   Synonyms:lb,ld

   ${\displaystyle \lg (x)={\log }_2(x)}$.${\displaystyle \lg (2)=1}$

2. (mathematics) base 10logarithm

   ${\displaystyle \lg (x)={\log }_{10}(x)}$.${\displaystyle \lg (10)=1}$

3. (international standards)ISO 639-1language code forLuganda.

(mathematics): This symbol,lg, is defined as the base 10 logarithm in the ISO 80000-2:2019 standard, which instead prescribes the symbollb for the binary logarithm. Despite this,lg is not widely used in English-language literature. Wolfram MathWorldobserves that the use oflg for a base 10 logarithm is standard in German and Russian literature.

• ln
• log

lg

1. Initialism oflanding gear.
2. Initialism oflittle girlinDD/lg (dd/lg)kink.
   • 2018, Zoe Alderton,The Aesthetics of Self-Harm: The Visual Rhetoric of Online Self-Harm Communities, Routledge,→ISBN, page82:

     For some, this interest in a Lolita persona feeds into a sexual role-playing game (often called dd/lg, short for Daddy [and] little girl[…] The role of the dd is to punish and protect while thelg is charming, needy, mildly disobedient, and in wont of a spanking.

   • 2019, Cassandra Dee,Daddy's Pretty Baby: A DD/lg Forbidden Romance:

     ABOUT THIS BOOK[…] Hey Readers – Warning: This is a sexy, over the top romance with two folks engaged in age play and the DD/lg lifestyle.

• GL,g/l,Gl

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• mul:Computer science
• mul:Mathematics
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