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 00:18Z

∑_{k=1}^{n} k = n(n+1)/2

det| 9 8 ; 3 10 | = 66

168K

det| 5 2 ; 3 6 | = 24

446K

3x² + 3x + 6 = 0

ΔS ≥ 0

144K

8ψ² + 7ψ + 0 = 0

371K

∇²t = 0

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

259K

det| 10 3 ; 4 11 | = 98

86K

7z² + 2z + 0 = 0

∇ × E = −∂B/∂t

224K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

234K

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

218K

det| 9 6 ; 7 10 | = 48

354K

∇²γ = 0

70K