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 01:15Z

iħ ∂ψ/∂t = Ĥψ

N₂ + 3H₂ ⇌ 2NH₃

168K

∇²z = 0

446K

10t² + 5t + 5 = 0

∑_{k=1}^{n} k = n(n+1)/2

144K

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

371K

∇ × E = −∂B/∂t

N₂ + 3H₂ ⇌ 2NH₃

259K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

86K

det| 8 7 ; 1 9 | = 65

10ω² + 7ω + 4 = 0

224K

det| 7 4 ; 4 8 | = 40

234K

\frac{12}{9} \sum_{i=1}^{n} i^{2}

ω = 2πf

218K

det| 2 2 ; 6 3 | = -6

ω = 2πf