Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:21Z
4y² + 8y + 1 = 0
det| 5 8 ; 4 6 | = -2
46K
CH₄ + 2O₂ → CO₂ + 2H₂O
468K
2H₂ + O₂ → 2H₂O
\lim_{α\to 0} \frac{\sin α}{α} = 1
289K
d/dt [t^12] = 12t^11
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
AgNO₃ + NaCl → AgCl↓ + NaNO₃
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
d/dn [n^12] = 12n^11
399K
det| 9 8 ; 1 10 | = 82
\frac{6}{3} \sum_{i=1}^{n} i^{2}
11K
det| 7 8 ; 6 8 | = 8
144K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
67K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K
∑_{k=1}^{n} k = n(n+1)/2
276K
det| 4 3 ; 6 5 | = 2
346K