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 00:06Z

∑_{k=1}^{n} k = n(n+1)/2

5z² + 8z + 3 = 0

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

3x² + 3x + 6 = 0

det| 7 4 ; 4 8 | = 40

144K

7γ² + 8γ + 3 = 0

371K

∇²t = 0

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

259K

∇ × E = −∂B/∂t

86K

7z² + 2z + 0 = 0

F = G m₁m₂ / r²

224K

det| 5 3 ; 7 6 | = 9

234K

det| 4 2 ; 5 5 | = 10

λ = h/p

218K

ω = 2πf

354K

2H₂ + O₂ → 2H₂O

iħ ∂ψ/∂t = Ĥψ

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

11θ² + 6θ + 7 = 0