Research Article

Analysis of the Spatial Vibration of Nonprismatic Arches by Means of Recurrence Relations for the Coefficients of the Chebyshev Series Expansion of the Solution

Table 4

Nondimensional free vibration frequencies of H-H catenary arch (T cross section) for different approximation base sizes.

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m=1010.191817.005130.893646.063272.262180.5428
m=2010.433916.125031.442541.479567.287777.8042
m=3010.432516.101331.439541.597467.304877.8800
m=4010.432516.101931.439541.595967.304777.8794
m=5010.432516.101931.439541.595967.304777.8794