https://davidhsu666.com/categories/math/ Recent content in Math on Bead隨筆 Hugo -- gohugo.io en-us Sun, 26 Apr 2026 18:00:00 +0800 https://davidhsu666.com/archives/linear-algebra-representation-to-matrix/ Sun, 26 Apr 2026 18:00:00 +0800 https://davidhsu666.com/archives/linear-algebra-representation-to-matrix/ 前言 第一次學線性代數時，很容易把整個科目想成 matrix calculation。 看到 linear map，就想成一個 matrix；看到 vector，就想成 column vec