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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2013
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Article
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Tab 2
/
Research Article
Free Vibration Analysis of an Euler Beam of Variable Width on the Winkler Foundation Using Homotopy Perturbation Method
Table 2
Normalized free vibration frequencies of clamped-clamped beam resting on the Winkler foundation.
Method
HPM
22.3956
61.6809
120.908
199.862
298.557
DTM [
1
]
22.3733
61.6728
120.903
199.859
298.556
DQEM [
7
]
22.3956
61.6811
120.910
199.885
298.675