# Quadratic objective function in JuMP.jl and Xpress.jl

**URL:** <https://discourse.julialang.org/t/quadratic-objective-function-in-jump-jl-and-xpress-jl/132117>\
**Category:** Optimization (Mathematical)\
**Tags:** jump\
**Created:** [September 5, 2025, 11:32am UTC](https://discourse.julialang.org/t/quadratic-objective-function-in-jump-jl-and-xpress-jl/132117 "2025-09-05T11:32:59Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Diego](https://avatars.discourse-cdn.com/v4/letter/d/f04885/32.png) [@Diego](https://discourse.julialang.org/u/Diego)\
**Post date:** [September 5, 2025, 11:32am UTC](https://discourse.julialang.org/t/quadratic-objective-function-in-jump-jl-and-xpress-jl/132117/1 "2025-09-05T11:32:59Z")

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Is there a way that the Xpress.jl wrapper would anytime accept quadratic objective functions (e.g. using “mmquad”)?

OF := x \* y

Thank you!

See: [Quadratic objective function · Issue #290 · jump-dev/Xpress.jl](https://github.com/jump-dev/Xpress.jl/issues/290)

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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:** [September 5, 2025, 10:19pm UTC](https://discourse.julialang.org/t/quadratic-objective-function-in-jump-jl-and-xpress-jl/132117/2 "2025-09-05T22:19:35Z")

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Let’s keep discussing in the issue: [Quadratic objective function · Issue #290 · jump-dev/Xpress.jl · GitHub](https://github.com/jump-dev/Xpress.jl/issues/290)