# Does Julia has packages to calculate the haar integral over a unitary group?

**URL:** <https://discourse.julialang.org/t/does-julia-has-packages-to-calculate-the-haar-integral-over-a-unitary-group/98432>\
**Category:** General Usage\
**Created:** [May 7, 2023, 5:12am UTC](https://discourse.julialang.org/t/does-julia-has-packages-to-calculate-the-haar-integral-over-a-unitary-group/98432 "2023-05-07T05:12:49Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![narip](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/narip/32/48763_2.png) [@narip](https://discourse.julialang.org/u/narip)\
**Post date:** [May 7, 2023, 5:12am UTC](https://discourse.julialang.org/t/does-julia-has-packages-to-calculate-the-haar-integral-over-a-unitary-group/98432/1 "2023-05-07T05:12:49Z")

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I want to calculate the haar integral over a unitary group. Such as the formula of form \int{dvUXU^{\dagger}}. Mathematica has [a package](https://arxiv.org/abs/1109.4244) to do this. I wonder if Julia has similar packages?