Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:22Z
4y² + 8y + 1 = 0
d/dn [n^12] = 12n^11
468K
2H₂ + O₂ → 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
289K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
339K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 11 3 ; 6 12 | = 114
399K
det| 9 5 ; 2 10 | = 80
387K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
144K
\oint_C \vec{F}\cdot d\vec{r} = 0
97K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
346K