| 单词 | real number |
| 释义 | real number noun[C] mathematicsspecializeduk/ˌrɪəl ˈnʌm.bər/us/ˌriː.əl ˈnʌm.bɚ/anumberthat can berepresentedusing anumberline 实数Terms for numbers
real number| American Dictionaryreal number noun[C] us/ˈri·əl ˈnʌm·bər,ˈril/mathematics anumberthat canrepresentedusing anumberline(=drawingthatrepresentsall the numbers thatexist) Examplesofreal numberreal number Let > 0 be a sufficiently smallrealnumber(which we will let go to zero later). From theCambridge English Corpus The continued fraction expansion gives the best rational approximations of arealnumber. From theCambridge English Corpus The quantity s is a positiverealnumberwhich has to be closer to the desired eigenvalue than to any of the other eigenvalues. From theCambridge English Corpus Let be a positiverealnumber, fixed for the moment. From theCambridge English Corpus Next let max be arealnumberless than /(g). From theCambridge English Corpus Here, therealnumberrepresentation22 was adopted which, from experiments performed, is more efficient than the other representations. From theCambridge English Corpus The simulation expresses the state of the macula by means of arealnumberin the interval (0, 1). From theCambridge English Corpus Owing to inadequate records, therealnumberis almost impossible to define. From theCambridge English Corpus We use the same notation for a sequence of digits and therealnumberit represents. From theCambridge English Corpus Each year therealnumberof trees per plot (stand) was recorded. From theCambridge English Corpus We thus have two ways to express the fact that a given sequence represents arealnumber. From theCambridge English Corpus We will focus on three important aspects of computing withrealnumber: computations, semantics and proofs. From theCambridge English Corpus That is because the classical order relation entails that each individualrealnumbercan be isolated from each and every otherrealnumber. From theCambridge English Corpus I believe that this approach yields arealnumberlibrary that is reasonably efficient for computation, and still simple enough to verify its correctness easily. From theCambridge English Corpus Therealnumberof rabid foxes living in this region, however, remains unknown. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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