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 00:03Z

∑_{k=1}^{n} k = n(n+1)/2

12z² + 9z + 4 = 0

168K

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

446K

3x² + 3x + 6 = 0

∫₀^∞ e^(-α²) dα = √π / 2

144K

iħ ∂ψ/∂t = Ĥψ

371K

∇²t = 0

F = ma

259K

∇²r = 0

86K

7z² + 2z + 0 = 0

∂x/∂ψ = 6x

224K

det| 3 7 ; 2 4 | = -2

234K

det| 4 2 ; 5 5 | = 10

N₂ + 3H₂ ⇌ 2NH₃

218K

8ψ² + 7ψ + 0 = 0

354K

E = mc²

70K