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 00:21Z

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

168K

E = mc²

446K

3x² + 3x + 6 = 0

1n² + 7n + 3 = 0

144K

iħ ∂ψ/∂t = Ĥψ

371K

∇²t = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

det| 9 4 ; 1 10 | = 86

86K

7z² + 2z + 0 = 0

det| 4 8 ; 3 5 | = -4

224K

∇ × E = −∂B/∂t

234K

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

218K

det| 7 2 ; 7 8 | = 42

354K

10n² + 6n + 2 = 0

70K

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

402K