Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:21Z
4y² + 8y + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
468K
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-x²) dx = √π / 2
358K
∫₀^∞ e^(-x²) dx = √π / 2
121K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
399K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
316K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
11K
d/dn [n^12] = 12n^11
387K
\oint_C \vec{F}\cdot d\vec{r} = 0
67K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
276K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
346K