# Newton method in PowerModels.jl

**URL:** <https://discourse.julialang.org/t/newton-method-in-powermodels-jl/61568>\
**Category:** Optimization (Mathematical)\
**Created:** [May 21, 2021, 9:34am UTC](https://discourse.julialang.org/t/newton-method-in-powermodels-jl/61568 "2021-05-21T09:34:43Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![odow](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/odow/32/28685_2.png) [@odow](https://discourse.julialang.org/u/odow)\
**Post date:** [May 23, 2021, 2:36am UTC](https://discourse.julialang.org/t/newton-method-in-powermodels-jl/61568/2 "2021-05-23T02:36:38Z")

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It’s easier to provide help if you show a minimal working example. This post has some helpful tips: [Please read: make it easier to help you](https://discourse.julialang.org/t/psa-make-it-easier-to-help-you/14757)

The `solution` key got added in v0.18 of PowerModels.jl, [PowerModels v0.18.0 by ccoffrin · Pull Request #768 · lanl-ansi/PowerModels.jl · GitHub](https://github.com/lanl-ansi/PowerModels.jl/pull/768/files), so I suggest you update your code.

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_[View the full topic](https://discourse.julialang.org/t/newton-method-in-powermodels-jl/61568)._