Analysis of a Nonlinear Aeroelastic System with Parametric Uncertainties Using Polynomial Chaos Expansion

<table>Galerkin-PCE: PDF comparisons for intrusive and nonintrusive PCE, at <math id="M122" xmlns="http://www.w3.org/1998/Math/MathML"><mi>t</mi><mo>=</mo><mn>7000</mn></math> with <math id="M123" xmlns="http://www.w3.org/1998/Math/MathML"><mi>U</mi><mo>=</mo><mn>6.42</mn></math>.</table>

Mathematical Problems in Engineering

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Figure 6

Figure 6: Analysis of a Nonlinear Aeroelastic System with Parametric Uncertainties Using Polynomial Chaos Expansion 