High order numerical approximation of the invariant measure of ergodic SDEs (Q2927824)

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scientific article; zbMATH DE number 6365772
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High order numerical approximation of the invariant measure of ergodic SDEs
scientific article; zbMATH DE number 6365772

    Statements

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    4 November 2014
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    invariant measure
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    weak order
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    ergodicity
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    modified differential equations
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    backward error analysis
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    stochastic differential equation
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    convergence
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    stochastic theta method
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    Runge-Kutta method
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    numerical example
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    High order numerical approximation of the invariant measure of ergodic SDEs (English)
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    This paper considers the construction of numerical methods for solving stochastic differential equations with high convergence order with respect to the invariant measure. A systematic approach is given based on modified differential equations. Some new integrators are constructed based on the stochastic theta method. Higher-order methods require higher-order derivatives but the paper shows how Runge-Kutta methods can be constructed that remove the dependency on higher-order derivatives. Some numerical examples are presented.
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