Table 2 Coefficients \({a}_{i}\) for various \(N\) of Rayleigh–Ritz procedure in case (1)
From: Nonlinear analysis of Euler beams resting on a tensionless soil with arbitrary configurations
Coefficients \({a}_{i}\) | \(N=4\) | \(N=2\) |
|---|---|---|
\({a}_{2}\) | \(1.021450946\times {10}^{-2}\) | \(2.091633466\times {10}^{-2}\) |
\({a}_{3}\) | \(-1.021450946\times {10}^{-2}\) | – |
\({a}_{4}\) | \(2.317122185\times {10}^{-2}\) | – |