Glossary entry

English term or phrase:

ill-conditioned matrix

Hindi translation:

कुप्रतिबंधित आव्यूह

Mar 22, 2011 14:54
13 yrs ago
English term

ill-conditioned matrix

GBK English to Hindi Tech/Engineering Mathematics & Statistics
We call a square matrix A ill-conditioned if it is invertible but can become non-invertible (singular) if some of its entries are changed ever so slightly. The condition number of A is a measure of how ill-conditioned A is and can be found using A and A-1. The bigger the condition number is the more ill-conditioned A is. Well-conditioned matrices have condition numbers close to 1.
Example sentences:
Ill-conditioned matrices and matrix condition numbers are discussed and an efficient and reliable indicator of ill-conditioned matrices is suggested (WILEY online Library)
Conditioning (9.11.) [TB, Lect. 12] examples for cancellation and an ill-conditioned matrix. (Technische Universität München, WS 201)
The condition number is a measure of stability or sensitivity of a matrix (or the linear system it represents) to numerical operations. In other words, we may not be able to trust the results of computations on an ill-conditioned matrix. (Planet Math.org)
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Mar 25, 2011 18:54: changed "Stage" from "Submission" to "Selection"

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Oct 8, 2011 05:54: changed "Stage" from "Selection" to "Completion"

Proposed translations

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Selected

कुप्रतिबंधित आव्यूह

भारत सरकार की गणित शब्दावली में यही शब्द दिया गया है।
किसी वर्ग आव्यूह A को कुप्रतिबंधित आव्यूह कहा जाता है यदि वह व्युत्क्रमणीय हो लेकिन अव्युत्क्रमणीय (एकल) बन सकता हो यदि उसकी कुछ प्रविष्टियाँ बहुत धीरे-धीरे बदली जाएँ। A की प्रतिबंध संख्या इस बात की माप है कि A कितना कुप्रतिबंधित है और A व A-1 का उपयोग करके निकाली जा सकती है। जितनी बड़ी प्रतिबंध संख्या होगी, A उतना अधिक कुप्रतिबंधित होगा। सुप्रतिबंधित आव्यूहों की प्रतिबंध संख्या 1 के आसपास होती है।
Example sentences:
कुप्रतिबंधित आव्यूह और आव्यूह प्रतिबंध संख्याओं की चर्चा की गई है और कुप्रतिबंधित आव्यूहों का एक कुशल और विश्वसनीय संकेतक सुझाया गया है। (WILEY online Library )
Peer comment(s):

agree Ashutosh Mitra
13 days
धन्यवाद
agree vinod sharma
199 days
धन्यवाद
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