Which Dynare m file implement the 2nd approx. algorithm?

Dynare help (legacy posts)
1

Which Dynare m file implement the 2nd approx. algorithm of
Schmitt-Grohé, S. & M. Uribe. Solving Dynamic General Equilibrium Models Using a Second-Order Approximation to the Policy Function[J]. Journal of Economic Dynamics and Control,2004, 28 (4): 755-775.

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stochastic_solvers.m