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 01:19Z

iħ ∂ψ/∂t = Ĥψ

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

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

10t² + 5t + 5 = 0

det| 9 6 ; 0 10 | = 90

144K

CH₄ + 2O₂ → CO₂ + 2H₂O

371K

∇ × E = −∂B/∂t

E = mc²

259K

det| 1 4 ; 3 2 | = -10

86K

det| 8 7 ; 1 9 | = 65

∑_{k=1}^{n} k = n(n+1)/2

224K

det| 7 4 ; 4 8 | = 40

234K

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

N₂ + 3H₂ ⇌ 2NH₃

218K

F = ma

354K