# Urban Planning model

**URL:** <https://discourse.julialang.org/t/urban-planning-model/92310>\
**Category:** Optimization (Mathematical)\
**Created:** [December 30, 2022, 11:00am UTC](https://discourse.julialang.org/t/urban-planning-model/92310 "2022-12-30T11:00:23Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![tonyhur](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/tonyhur/32/22732_2.png) [@tonyhur](https://discourse.julialang.org/u/tonyhur)\
**Post date:** [December 30, 2022, 11:00am UTC](https://discourse.julialang.org/t/urban-planning-model/92310/1 "2022-12-30T11:00:24Z")

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Sometimes ago I found a interesting Model in the Tutorial : the urban planning model. It has completely disappeared now. Why?  
Where can I find it?  
Thanks for clarification  
Tony

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**Author:** ![Dan](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/dan/32/42581_2.png) [@Dan](https://discourse.julialang.org/u/Dan)\
**Post date:** [December 30, 2022, 11:30am UTC](https://discourse.julialang.org/t/urban-planning-model/92310/2 "2022-12-30T11:30:14Z")

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From the git history of JuMP:  
[https://github.com/jump-dev/JuMP.jl/blob/72ca1372b3cc83bb8a31c798627003ac443e1d0b/docs/src/tutorials/linear/urban\_plan.jl](https://github.com/jump-dev/JuMP.jl/blob/72ca1372b3cc83bb8a31c798627003ac443e1d0b/docs/src/tutorials/linear/urban_plan.jl)

It was taken out according to this PR:  
[https://github.com/jump-dev/JuMP.jl/pull/3081](https://github.com/jump-dev/JuMP.jl/pull/3081)

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**Author:** ![miles.lubin](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/miles.lubin/32/279_2.png) [@miles.lubin](https://discourse.julialang.org/u/miles.lubin)\
**Post date:** [December 30, 2022, 4:19pm UTC](https://discourse.julialang.org/t/urban-planning-model/92310/3 "2022-12-30T16:19:29Z")

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The tutorial remains available in older versions of the JuMP documentation: [The urban planning problem · JuMP](https://jump.dev/JuMP.jl/v1.0/tutorials/linear/urban_plan/) (with the obvious caveat that old documentation is of historical interest only).