| 单词 | natural logarithm |
| 释义 | natural logarithmnoun Mathematics.a logarithm having e as a base. Symbol: ln Also called Napierian logarithm. Compare common logarithm. Origin of natural logarithmFirst recorded in 1810–20 Words nearby natural logarithmnatural killer cell, natural language, natural language processing, natural law, natural levee, natural logarithm, naturally, natural mutation, natural number, natural parent, natural person Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for natural logarithmnatural logarithm nouna logarithm to the base e. Usually written log e or lnAlso called: Napierian logarithm Compare e (def. 1), common logarithm Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for natural logarithmnatural logarithm A logarithm using base e. Natural logarithms are common in mathematics, especially in cases involving complex numbers. They are also called Napierian logarithms, after their inventor, English mathematician John Napier (1550-1617). See more at e. Compare common logarithm. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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