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 00:19Z

∑_{k=1}^{n} k = n(n+1)/2

12θ² + 2θ + 6 = 0

168K

12y² + 5y + 7 = 0

446K

3x² + 3x + 6 = 0

\lim_{t\to 0} \frac{\sin t}{t} = 1

144K

8ψ² + 7ψ + 0 = 0

371K

∇²t = 0

∂γ/∂z = 6γ

259K

4γ² + 1γ + 7 = 0

86K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

224K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

234K

det| 11 9 ; 0 12 | = 132

218K

∇ × E = −∂B/∂t

354K

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

70K

∂y/∂n = 5y

402K