Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:19Z
4y² + 8y + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
46K
2H₂ + O₂ → 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
iħ ∂ψ/∂t = Ĥψ
det| 9 2 ; 3 10 | = 84
358K
CH₄ + 2O₂ → CO₂ + 2H₂O
121K
det| 5 3 ; 2 6 | = 24
11K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
97K
\lim_{β\to 0} \frac{\sin β}{β} = 1
338K
\oint_C \vec{F}\cdot d\vec{r} = 0
346K