Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:14Z
4y² + 8y + 1 = 0
\frac{10}{5} \sum_{i=1}^{n} i^{2}
46K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
289K
det| 4 4 ; 2 5 | = 12
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 4 3 ; 6 5 | = 2
339K
det| 4 9 ; 6 5 | = -34
177K
iħ ∂ψ/∂t = Ĥψ
CaCO₃ → CaO + CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
316K
det| 9 8 ; 1 10 | = 82
\binom{n}{k} = \frac{n!}{k!(n-k)!}
387K
∂ω/∂t = 2ω
\binom{n}{k} = \frac{n!}{k!(n-k)!}
97K
\lim_{θ\to 0} \frac{\sin θ}{θ} = 1
346K
det| 10 4 ; 2 11 | = 102
348K