*e*

# natural logarithm

natural logarithm

**MLA Style**

"natural logarithm." YourDictionary, n.d. Web. 18 October 2018. <http://www.yourdictionary.com/natural-logarithm>.

**APA Style**

natural logarithm. (n.d.). Retrieved October 18th, 2018, from http://www.yourdictionary.com/natural-logarithm

## natural logarithm

noun

**ln**

*e*(= 2.71828 … ). For example, ln 10 = log

*10 = approximately 2.30258. Also called*

_{e}*Napierian logarithm*.

**MLA Style**

"natural logarithm." YourDictionary, n.d. Web. 18 October 2018. <http://www.yourdictionary.com/natural-logarithm>.

**APA Style**

natural logarithm. (n.d.). Retrieved October 18th, 2018, from http://www.yourdictionary.com/natural-logarithm

(*plural* natural logarithms)

From New Latin *log naturalis*, coined in 1668 by Nicholas Mercator in his book *Logarithmo-technica*.

**MLA Style**

"natural logarithm." YourDictionary, n.d. Web. 18 October 2018. <http://www.yourdictionary.com/natural-logarithm>.

**APA Style**

natural logarithm. (n.d.). Retrieved October 18th, 2018, from http://www.yourdictionary.com/natural-logarithm