| 单词 | real number |
| 释义 | real number[ ree-uhl, reel ] / ˈri əl, ril / noun Mathematics.a rational number or the limit of a sequence of rational numbers, as opposed to a complex number. Also called real. Origin of real numberFirst recorded in 1905–10 Words nearby real numberreal line, reallocate, really, realm, real money trade, real number, real part, realpolitik, real presence, real property, real storage Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for real numberreal number nouna number expressible as a limit of rational numbersSee number (def. 1) 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 real numberreal number [ rē′əl ] A number that can be written as a terminating or nonterminating decimal; a rational or irrational number. The numbers 2, -12.5, 37, and pi (π) are all real numbers. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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