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采用Darboux变换和一个积分变换,获得了两类双阱势Fokker-Planck方程准确解模型。严格解的结果同Kranmers近似作了比较。By means of the Darboux transformation and an integral transformation, two classes of solvable double-well potential models are obtained for the Fokker-Planck equation. The exact results are compared with Kramers' approximation.
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