Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:19Z
4y² + 8y + 1 = 0
det| 1 5 ; 4 2 | = -18
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
\oint_C \vec{F}\cdot d\vec{r} = 0
399K
\lim_{β\to 0} \frac{\sin β}{β} = 1
316K
det| 2 9 ; 0 3 | = 6
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
67K
det| 7 2 ; 3 8 | = 50
97K
∑_{k=1}^{n} k = n(n+1)/2
338K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
346K