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

E = mc²

168K

\frac{8}{7} \sum_{i=1}^{n} i^{2}

446K

3x² + 3x + 6 = 0

∑_{k=1}^{n} k = n(n+1)/2

144K

F = G m₁m₂ / r²

371K

∇²t = 0

PV = nRT

259K

∇ × E = −∂B/∂t

86K

7z² + 2z + 0 = 0

6r² + 3r + 1 = 0

224K

det| 7 4 ; 4 8 | = 40

234K

det| 4 2 ; 5 5 | = 10

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

218K

11t² + 9t + 4 = 0

2H₂ + O₂ → 2H₂O