Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:04Z
4y² + 8y + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
468K
2H₂ + O₂ → 2H₂O
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
339K
∑_{k=1}^{n} k = n(n+1)/2
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
det| 2 7 ; 2 3 | = -8
399K
\frac{10}{8} \sum_{i=1}^{n} i^{2}
316K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
387K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
348K
\frac{5}{6} \sum_{i=1}^{n} i^{2}
396K