# Functional programming is not capable of achieving absolute top performance

**URL:** <https://discourse.julialang.org/t/functional-programming-is-not-capable-of-achieving-absolute-top-performance/119233>\
**Category:** Performance\
**Created:** [September 10, 2024, 2:09am UTC](https://discourse.julialang.org/t/functional-programming-is-not-capable-of-achieving-absolute-top-performance/119233 "2024-09-10T02:09:04Z")\
**Posts on this page:** 1\
**Showing post:** 13

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**Author:** ![dqeeq](https://avatars.discourse-cdn.com/v4/letter/d/b9e5f3/32.png) [@dqeeq](https://discourse.julialang.org/u/dqeeq)\
**Post date:** [September 10, 2024, 9:37pm UTC](https://discourse.julialang.org/t/functional-programming-is-not-capable-of-achieving-absolute-top-performance/119233/13 "2024-09-10T21:37:33Z")

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Can you elaborate on this. I mean how to do large simulations in julia without allocating big fixed-sized arrays?

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