gdpark.blog

Notes on physics, finance, CFA, programming, and AI.

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Welcome to gdpark.blog — notes on physics, finance, CFA, programming, and AI. Math rendering test: $$ \vec{r}_{cm} = \frac{\sum \vec{r}_i m_i}{\sum m_i} $$Inline math works too: $E = mc^2$.

April 17, 2026 · 1 min · gdpark

Center of Mass (CM) — Classical Mechanics Notes #13

Treat a system of many particles as if all the mass were concentrated at a single point. That’s what the center of mass is for.

November 7, 2014 · 2 min · gdpark