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TECHNICAL BRIEFS

Eigenvalue Estimation Using Linearly Dependent Eigenfunctions

[+] Author and Article Information
Keh-Yang Lee, Anthony A. Renshaw

Dept. of Mechanical Engng., Columbia University, M/C 4703, New York, NY 10027

J. Vib. Acoust 122(4), 464-466 (Jun 01, 2000) (3 pages) doi:10.1115/1.1310327 History: Received July 01, 1999; Revised June 01, 2000
Copyright © 2000 by ASME
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References

Figures

Grahic Jump Location
Absolute error of eigenvalue estimate of the smallest magnitude eigenvalue for damped moving string as a function of N.c=0.3 and v=0.25. Circle=proposed method; +=Galerkin’s method with un=sin(nπx);X=Galerkin’s method with unn.
Grahic Jump Location
Absolute error of eigenvalue estimate of the smallest magnitude eigenvalue for elastically supported moving string as a function of N.μ=10 and v=0.25. Same symbols as Fig. 1.
Grahic Jump Location
Absolute error of eigenvalue estimate of the smallest magnitude eigenvalue for moving cable as a function of N.m2=0.3 and v=0.25. Same symbols as Fig. 1.

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