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

∇ × E = −∂B/∂t

168K

2H₂ + O₂ → 2H₂O

446K

3x² + 3x + 6 = 0

11t² + 6t + 6 = 0

144K

\lim_{γ\to 0} \frac{\sin γ}{γ} = 1

371K

∇²t = 0

\frac{4}{9} \sum_{i=1}^{n} i^{2}

259K

det| 4 8 ; 3 5 | = -4

86K

F = G m₁m₂ / r²

224K

7r² + 8r + 5 = 0

234K

det| 7 4 ; 4 8 | = 40

218K

∂z/∂ψ = 1z

354K

11φ² + 4φ + 0 = 0

70K

det| 12 1 ; 5 13 | = 151

402K