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 00:06Z

∑_{k=1}^{n} k = n(n+1)/2

det| 9 5 ; 1 10 | = 85

168K

8ψ² + 7ψ + 0 = 0

446K

3x² + 3x + 6 = 0

8γ² + 1γ + 1 = 0

144K

det| 2 3 ; 5 3 | = -9

371K

∇²t = 0

∂y/∂γ = 8y

259K

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

86K

7z² + 2z + 0 = 0

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

224K

det| 12 2 ; 2 13 | = 152

234K

det| 4 2 ; 5 5 | = 10

F = G m₁m₂ / r²

218K

∫₀^∞ e^(-ψ²) dψ = √π / 2

354K

∇ × E = −∂B/∂t

70K

∇²θ = 0

402K