We show that the current fluctuations and nonlinear response of Markovian dynamics can be obtained from a system of polynomial equations. This offers new opportunities for analytical and numerical results. As an example, we derive new expressions for the current nonlinear response coefficients.
Reconstruction of Markovian dynamics from untimed data
Current fluctuations in the zero-range process with open boundaries
Tree structures for the current fluctuations in the exclusion process
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