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 00:05Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

11φ² + 4φ + 0 = 0

446K

3x² + 3x + 6 = 0

10ψ² + 5ψ + 0 = 0

144K

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

371K

∇²t = 0

ω = 2πf

259K

e^{i\pi} + 1 = 0

86K

7z² + 2z + 0 = 0

∂x/∂ψ = 6x

224K

det| 4 7 ; 2 5 | = 6

234K

det| 4 2 ; 5 5 | = 10

det| 9 4 ; 1 10 | = 86

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

2n² + 4n + 0 = 0

70K