# Optimization, root finding, and nonlinear equation solving

**URL:** <https://fortran-lang.discourse.group/t/optimization-root-finding-and-nonlinear-equation-solving/2340>\
**Category:** Announcements\
**Created:** [November 26, 2021, 6:51pm UTC](https://fortran-lang.discourse.group/t/optimization-root-finding-and-nonlinear-equation-solving/2340 "2021-11-26T18:51:33Z")\
**Posts on this page:** 1\
**Showing post:** 14

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**Author:** ![jacobwilliams](https://yyz2.discourse-cdn.com/free1/user_avatar/fortran-lang.discourse.group/jacobwilliams/32/10_2.png) [@jacobwilliams](https://fortran-lang.discourse.group/u/jacobwilliams)\
**Post date:** [July 24, 2022, 1:11pm UTC](https://fortran-lang.discourse.group/t/optimization-root-finding-and-nonlinear-equation-solving/2340/14 "2022-07-24T13:11:33Z")

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Update: HIOP does seem to be working on a Fortran interface: [C/Fortran interface · Issue #7 · LLNL/hiop · GitHub](https://github.com/LLNL/hiop/issues/7)

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