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 06:00Z

det| 3 9 ; 6 4 | = -42

∑_{k=1}^{n} k = n(n+1)/2

168K

∂n/∂θ = 3n

446K

∑_{k=1}^{n} k = n(n+1)/2

∇²γ = 0

144K

det| 11 9 ; 0 12 | = 132

371K

2z² + 2z + 5 = 0

8ψ² + 7ψ + 0 = 0

259K

N₂ + 3H₂ ⇌ 2NH₃

86K

iħ ∂ψ/∂t = Ĥψ

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

224K

det| 10 3 ; 4 11 | = 98

234K

\frac{8}{6} \sum_{i=1}^{n} i^{2}

218K

2H₂ + O₂ → 2H₂O

354K

∇ × E = −∂B/∂t

70K