# \#difference-equations

**URL:** https://discourse.julialang.org/tag/difference-equations/779.md

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## [Use Sobol sequence in DifferentialEquations.jl / StochasticDiffEq.jl](https://discourse.julialang.org/t/use-sobol-sequence-in-differentialequations-jl-stochasticdiffeq-jl/109220)

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**Author:** [@stochasticguy](https://discourse.julialang.org/u/stochasticguy)\
**Replies:** 8\
**Last updated:** [May 14, 2024, 1:31pm UTC](https://discourse.julialang.org/t/use-sobol-sequence-in-differentialequations-jl-stochasticdiffeq-jl/109220 "2024-05-14T13:31:21Z")

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Hi everyone, I’m trying to use the Sobol sequence to simulate Stochastic Differential Equations with StochasticDiffEq.jl / DifferentialEquations.jl. I’m trying to use the Sobol sequence to generate the random numbers be…

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## [\[ANN\] MacroModelling.jl: developing and solving DSGE models](https://discourse.julialang.org/t/ann-macromodelling-jl-developing-and-solving-dsge-models/106859)

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**Author:** [@thorek1](https://discourse.julialang.org/u/thorek1)\
**Replies:** 2\
**Last updated:** [November 28, 2023, 7:05pm UTC](https://discourse.julialang.org/t/ann-macromodelling-jl-developing-and-solving-dsge-models/106859 "2023-11-28T19:05:26Z")

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I am happy to announce MacroModelling.jl - a package for developing and solving dynamic stochastic general equilibrium (DSGE) models. The goal of this package is to reduce coding time and speed up model development by p…

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## [Difference equation with neural network](https://discourse.julialang.org/t/difference-equation-with-neural-network/97403)

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**Author:** [@quantiota](https://discourse.julialang.org/u/quantiota)\
**Replies:** 0\
**Last updated:** [April 12, 2023, 7:07pm UTC](https://discourse.julialang.org/t/difference-equation-with-neural-network/97403 "2023-04-12T19:07:30Z")

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Someone can give me a research direction to find the time series w\[i\] so that the loss function sum(F.^2) is minimized for a known time series q. # define a function to calculate the values of F for a given time serie…

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## [Solving difference equation: Part 2](https://discourse.julialang.org/t/solving-difference-equation-part-2/67057)

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**Author:** [@MathGuy](https://discourse.julialang.org/u/MathGuy)\
**Replies:** 4\
**Last updated:** [August 29, 2021, 8:43am UTC](https://discourse.julialang.org/t/solving-difference-equation-part-2/67057 "2021-08-29T08:43:02Z")

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In my previous post I was trying to get to reach a conclusion whether I can get more speed in solving a system of difference equation (basically a discrete dynamical system) through a hand-written code. I got useful sug…

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## [Solving difference equation](https://discourse.julialang.org/t/solving-difference-equation/66977)

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**Author:** [@MathGuy](https://discourse.julialang.org/u/MathGuy)\
**Replies:** 8\
**Last updated:** [August 25, 2021, 7:58pm UTC](https://discourse.julialang.org/t/solving-difference-equation/66977 "2021-08-25T19:58:26Z")

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This is my code to solve a system of difference equations: function trajectoryDiscrete(sys\_eq, init\_cond, NIter, par1, par2) neq = length(init\_cond) traj= zeros(Float64,NIter+1,neq) traj\[1,:\] = init\_cond …