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 00:54Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

3x² + 3x + 6 = 0

∇ × E = −∂B/∂t

144K

det| 7 4 ; 4 8 | = 40

371K

∇²t = 0

E = mc²

259K

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

86K

7z² + 2z + 0 = 0

∂γ/∂θ = 2γ

224K

7y² + 9y + 1 = 0

234K

det| 4 2 ; 5 5 | = 10

9α² + 6α + 0 = 0

218K

d/dψ [ψ^7] = 7ψ^6

354K

2H₂ + O₂ → 2H₂O

iħ ∂ψ/∂t = Ĥψ