# Getting constraint matrix and bound from JuMP model (JuMP 0.19)

**URL:** <https://discourse.julialang.org/t/getting-constraint-matrix-and-bound-from-jump-model-jump-0-19/24197>\
**Category:** Optimization (Mathematical)\
**Tags:** question\
**Created:** [May 14, 2019, 8:07am UTC](https://discourse.julialang.org/t/getting-constraint-matrix-and-bound-from-jump-model-jump-0-19/24197 "2019-05-14T08:07:21Z")\
**Posts on this page:** 1\
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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:** [May 14, 2019, 3:39pm UTC](https://discourse.julialang.org/t/getting-constraint-matrix-and-bound-from-jump-model-jump-0-19/24197/6 "2019-05-14T15:39:35Z")

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See [Constraints · JuMP](http://www.juliaopt.org/JuMP.jl/v0.19.1/constraints/#Accessing-constraints-from-a-model-1). It requires a bit more code than before because JuMP 0.19 supports a lot of new constraints and has no specific concept of a constraint matrix anymore.

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