Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:06Z
4y² + 8y + 1 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
46K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
468K
2H₂ + O₂ → 2H₂O
det| 11 1 ; 0 12 | = 132
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
177K
∫₀^∞ e^(-γ²) dγ = √π / 2
121K
∑_{k=1}^{n} k = n(n+1)/2
316K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
11K
\lim_{y\to 0} \frac{\sin y}{y} = 1
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
67K
det| 7 2 ; 3 8 | = 50
97K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
348K