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 00:59Z

∑_{k=1}^{n} k = n(n+1)/2

3x² + 5x + 7 = 0

168K

N₂ + 3H₂ ⇌ 2NH₃

446K

3x² + 3x + 6 = 0

PV = nRT

144K

7y² + 9y + 1 = 0

371K

∇²t = 0

iħ ∂ψ/∂t = Ĥψ

259K

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

86K

7z² + 2z + 0 = 0

\lim_{α\to 0} \frac{\sin α}{α} = 1

224K

\frac{4}{6} \sum_{i=1}^{n} i^{2}

234K

det| 4 2 ; 5 5 | = 10

∑_{k=1}^{n} k = n(n+1)/2

218K

ω = 2πf

354K

det| 9 4 ; 1 10 | = 86

70K

5φ² + 1φ + 1 = 0

402K