Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:13Z
4y² + 8y + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
46K
2H₂ + O₂ → 2H₂O
det| 7 7 ; 5 8 | = 21
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
iħ ∂ψ/∂t = Ĥψ
det| 3 3 ; 0 4 | = 12
358K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
121K
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-α²) dα = √π / 2
399K
det| 9 8 ; 1 10 | = 82
\frac{7}{8} \sum_{i=1}^{n} i^{2}
11K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
276K
det| 1 1 ; 2 2 | = 0
348K