Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:14Z
4y² + 8y + 1 = 0
\frac{10}{5} \sum_{i=1}^{n} i^{2}
46K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
177K
iħ ∂ψ/∂t = Ĥψ
\oint_C \vec{F}\cdot d\vec{r} = 0
358K
det| 12 7 ; 5 13 | = 121
121K
CaCO₃ → CaO + CO₂
det| 9 2 ; 3 10 | = 84
399K
det| 9 8 ; 1 10 | = 82
AgNO₃ + NaCl → AgCl↓ + NaNO₃
11K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
276K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
348K