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

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

168K

8ψ² + 7ψ + 0 = 0

446K

3x² + 3x + 6 = 0

∇²r = 0

144K

10ω² + 7ω + 4 = 0

371K

∇²t = 0

det| 4 8 ; 3 5 | = -4

259K

10ψ² + 5ψ + 0 = 0

86K

7z² + 2z + 0 = 0

det| 4 7 ; 2 5 | = 6

224K

iħ ∂ψ/∂t = Ĥψ

234K

det| 4 2 ; 5 5 | = 10

N₂ + 3H₂ ⇌ 2NH₃

218K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

354K