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 00:51Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

det| 7 9 ; 1 8 | = 47

446K

3x² + 3x + 6 = 0

iħ ∂ψ/∂t = Ĥψ

144K

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

371K

∇²t = 0

∫₀^∞ e^(-θ²) dθ = √π / 2

259K

9α² + 6α + 0 = 0

86K

7z² + 2z + 0 = 0

∂x/∂ψ = 6x

224K

d/dx [x^3] = 3x^2

234K

det| 4 2 ; 5 5 | = 10

∇ × E = −∂B/∂t

218K

8ψ² + 7ψ + 0 = 0

354K

PV = nRT

70K