Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z
4y² + 8y + 1 = 0
det| 5 8 ; 4 6 | = -2
468K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
∑_{k=1}^{n} k = n(n+1)/2
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 7 2 ; 3 8 | = 50
399K
det| 10 9 ; 7 11 | = 47
316K
det| 9 8 ; 1 10 | = 82
CH₄ + 2O₂ → CO₂ + 2H₂O
144K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
67K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K
\oint_C \vec{F}\cdot d\vec{r} = 0
338K
\frac{12}{4} \sum_{i=1}^{n} i^{2}
346K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
348K
∑_{k=1}^{n} k = n(n+1)/2
396K