Σ index Eq pack 19 Rxn set 20 Rxn set 26 Σ#24 Σ#12 Ledger /21 Eq pack 13 Ledger /3 Eq pack 1 Batch 16 Σ#18 Σ#6 Ledger /15 Batch 4

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 04:18Z

12r² + 6r + 1 = 0

∂y/∂n = 5y

168K

d/dt [t^3] = 3t^2

446K

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

144K

∫₀^∞ e^(-θ²) dθ = √π / 2

371K

4t² + 9t + 6 = 0

8ψ² + 7ψ + 0 = 0

259K

det| 9 6 ; 0 10 | = 90

86K

∇²ψ = 0

e^{i\pi} + 1 = 0

224K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

234K

F = ma

\frac{3}{2} \sum_{i=1}^{n} i^{2}

218K

CaCO₃ → CaO + CO₂

det| 4 8 ; 7 5 | = -36

\lim_{α\to 0} \frac{\sin α}{α} = 1