Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:09Z
4y² + 8y + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
468K
2H₂ + O₂ → 2H₂O
\frac{10}{5} \sum_{i=1}^{n} i^{2}
289K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
339K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 7 8 ; 6 8 | = 8
399K
∑_{k=1}^{n} k = n(n+1)/2
316K
det| 9 8 ; 1 10 | = 82
det| 3 4 ; 6 4 | = -12
387K
∂ω/∂t = 2ω
\frac{11}{4} \sum_{i=1}^{n} i^{2}
67K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
276K
∑_{k=1}^{n} k = n(n+1)/2
346K