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 00:02Z

∑_{k=1}^{n} k = n(n+1)/2

8ψ² + 7ψ + 0 = 0

168K

det| 9 6 ; 0 10 | = 90

446K

3x² + 3x + 6 = 0

det| 11 9 ; 0 12 | = 132

144K

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

371K

∇²t = 0

12γ² + 9γ + 1 = 0

259K

∇ × E = −∂B/∂t

86K

7z² + 2z + 0 = 0

11z² + 3z + 4 = 0

224K

∂z/∂φ = 7z

234K

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

218K

∫₀^∞ e^(-n²) dn = √π / 2

354K

10n² + 6n + 2 = 0

70K

det| 3 6 ; 0 4 | = 12

402K