Research Article

Free Vibration Analysis of an Euler Beam of Variable Width on the Winkler Foundation Using Homotopy Perturbation Method

Table 9

Normalized free vibration frequencies of cantilever beam resting on the Winkler foundation with exponentially varying flexural stiffness.

0.000.250.500.751.00

3.655463.995644.461485.083835.89198
22.057222.641023.403824.454425.9407
61.705362.268963.028664.134865.8187
120.9061121.4706122.2407123.3890125.1956
199.8620200.4266201.2020202.3738204.2517