Hanhoe Yap updated the perpetual options pricing documentation in the tradeparadex/paradex-docs repository, focusing on clarifying the Vega calculation for cases where S is greater than or less than K. Using Markdown and leveraging expertise in financial modeling and technical writing, Hanhoe refined the documentation to improve accuracy and reduce ambiguity for users implementing the pricing model. The changes addressed potential misinterpretations, supporting more reliable onboarding and reducing support needs. By aligning the documentation closely with the underlying model, Hanhoe enabled clearer technical guidance for both customers and partners, demonstrating careful attention to detail and a strong understanding of financial concepts.