Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:07Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
46K
CaCO₃ → CaO + CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
289K
det| 7 4 ; 4 8 | = 40
278K
e^{i\pi} + 1 = 0
\frac{4}{9} \sum_{i=1}^{n} i^{2}
177K
∂x/∂r = 4x
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
399K