Application of the Improved Complex Normal Form Method Based on He’s Energy Balance Method to a Noise Included Nonlinear Oscillator

<div>Comparison of the improved complex normal form method and the improved LP method. (a) The improved complex normal form method. (b) The improved LP method.</div>

Mathematical Problems in Engineering

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Figure 1

Figure 1: Application of the Improved Complex Normal Form Method Based on He’s Energy Balance Method to a Noise Included Nonlinear Oscillator 