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 00:53Z

∑_{k=1}^{n} k = n(n+1)/2

det| 12 2 ; 2 13 | = 152

168K

det| 9 4 ; 1 10 | = 86

446K

3x² + 3x + 6 = 0

det| 10 7 ; 3 11 | = 89

144K

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

371K

∇²t = 0

iħ ∂ψ/∂t = Ĥψ

259K

det| 5 9 ; 7 6 | = -33

86K

7z² + 2z + 0 = 0

det| 4 8 ; 3 5 | = -4

224K

∫₀^∞ e^(-n²) dn = √π / 2

234K

\oint_C \vec{F}\cdot d\vec{r} = 0

218K

det| 12 1 ; 5 13 | = 151

354K

∑_{k=1}^{n} k = n(n+1)/2

70K