Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z
4y² + 8y + 1 = 0
det| 9 4 ; 1 10 | = 86
46K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
468K
2H₂ + O₂ → 2H₂O
det| 3 9 ; 7 4 | = -51
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
det| 10 5 ; 6 11 | = 80
177K
iħ ∂ψ/∂t = Ĥψ
CH₄ + 2O₂ → CO₂ + 2H₂O
358K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
316K
det| 9 8 ; 1 10 | = 82
\oint_C \vec{F}\cdot d\vec{r} = 0
11K
∑_{k=1}^{n} k = n(n+1)/2
387K
det| 4 1 ; 2 5 | = 18
144K
det| 8 8 ; 2 9 | = 56
97K
det| 5 8 ; 4 6 | = -2
338K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
256K
\lim_{ψ\to 0} \frac{\sin ψ}{ψ} = 1
348K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
396K