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Fast computation of a class of highly oscillatory integrals

โœ Scribed by Chen, Ruyun


Book ID
121452387
Publisher
Elsevier Science
Year
2014
Tongue
English
Weight
454 KB
Volume
227
Category
Article
ISSN
0096-3003

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A parameter method for computing highly
โœ Ruyun Chen; Shuhuang Xiang; Yongxiong Zhou ๐Ÿ“‚ Article ๐Ÿ“… 2009 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 989 KB

This paper presents a new efficient parameter method for integration of the highly oscillatory integral 1 0 f (x)e iฯ‰g(x) dx with an irregular oscillator. The effectiveness and accuracy are tested by means of numerical examples for the case where g(x) has stationary points.