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 00:04Z

∑_{k=1}^{n} k = n(n+1)/2

12θ² + 2θ + 6 = 0

168K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

446K

3x² + 3x + 6 = 0

\lim_{α\to 0} \frac{\sin α}{α} = 1

144K

det| 8 3 ; 5 9 | = 57

371K

∇²t = 0

∇²t = 0

259K

2H₂ + O₂ → 2H₂O

86K

E = mc²

224K

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

234K

∇²β = 0

218K

det| 6 1 ; 2 7 | = 40

354K

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

70K

9α² + 7α + 5 = 0

402K