Worked on the ocaml/ocaml repository to enhance the clarity and accuracy of standard library documentation, focusing on the List module. Improved the description of the find_opt function and clarified that is_some checks for the presence of Some _ rather than a specific value, addressing common sources of user confusion. This documentation update, implemented using OCaml and functional programming principles, aimed to streamline developer onboarding and reduce support overhead. The work involved careful code review and precise language adjustments, ensuring that the documentation accurately reflects function behavior and supports maintainability without introducing user-facing regressions or altering existing library features.