https://yuq.yunshangtool.cn/blog English tech blog powered by Next.js en-us admin@yuq.yunshangtool.cn (YunShang) admin@yuq.yunshangtool.cn (YunShang) Mon, 21 Dec 2020 00:00:00 GMT https://yuq.yunshangtool.cn/blog/deriving-ols-estimator https://yuq.yunshangtool.cn/blog/deriving-ols-estimator How to derive the OLS Estimator with matrix notation and a tour of math typesetting using markdown with the help of KaTeX. Mon, 21 Dec 2020 00:00:00 GMT admin@yuq.yunshangtool.cn (YunShang) next jsmathols