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 00:08Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

168K

F = G m₁m₂ / r²

446K

3x² + 3x + 6 = 0

9α² + 6α + 0 = 0

144K

det| 4 2 ; 6 5 | = 8

371K

∇²t = 0

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

259K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

86K

7z² + 2z + 0 = 0

e^{i\pi} + 1 = 0

224K

∂x/∂ψ = 6x

234K

∇²t = 0

218K

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

354K

det| 7 4 ; 4 8 | = 40

70K

CH₄ + 2O₂ → CO₂ + 2H₂O

402K