a logarithm to the base e. Usually written loge or ln
Also called: Napierian logarithm. Compare e (sense 1), common logarithm
natural logarithm in American English
a logarithm to the base e
Examples of 'natural logarithm' in a sentence
natural logarithm
The percentage change values were normalized based on the natural logarithm base ten.
Hamid Abdollahi, Seied Rabi Mahdavi, Isaac Shiri, Bahram Mofid, Mohsen Bakhshandeh,Kazem Rahmani 2019, 'Magnetic resonance imaging radiomic feature analysis of radiation-induced femoralhead changes in prostate cancer radiotherapy', Journal of Cancer Research and Therapeuticshttp://www.cancerjournal.net/article.asp?issn=0973-1482;year=2019;volume=15;issue=8;spage=11;epage=19;aulast=Abdollahi. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
As a result, a natural logarithm structure gave the best estimates for the tree biomass structure.
Mei Guangyi, Sun Yujun, Sajjad Saeed 2017, 'Models for Predicting the Biomass of Cunninghamialanceolata Trees and Stands in SoutheasternChina', PLOS ONE10.1371/journal.pone.0169747. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The natural logarithm of likelihood function increased, when the interaction effects were included in the models.
Rachel Santos Bueno, Robledo de Almeida Torres, Francisco Palma Rennó, José CarlosPereira, Cláudio Vieira de Araújo, Paulo Sávio Lopes, Ricardo Frederico Euclydes 2005, 'Efeito da interação reprodutor x rebanho sobre os valores genéticos de reprodutorespara produção de leite e gordura na raça Pardo-Suíça Effect of sire x herd interactionon genetic values for milk and fat yields of Brown Swiss breed sires', Revista Brasileira de Zootecniahttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982005000400009. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
A linear equation could adequately describe the relationship between the natural logarithm of the ecosystem respiration and the soil temperature.
Yan Zhou, Nana Li, John Grace, Meng Yang, Cai Lu, Xuemeng Geng, Guangchun Lei, WeiZhu, Yongfeng Deng 2014, 'Impact of Groundwater Table and Plateau Zokors (Myospalax baileyi) on Ecosystem Respirationin the Zoige Peatlands of China', PLoS ONE10.1371/journal.pone.0115542. Retrieved from PLOS CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)