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 00:04Z

∑_{k=1}^{n} k = n(n+1)/2

7φ² + 3φ + 6 = 0

168K

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

446K

3x² + 3x + 6 = 0

iħ ∂ψ/∂t = Ĥψ

144K

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

371K

∇²t = 0

iħ ∂ψ/∂t = Ĥψ

259K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

86K

d/dψ [ψ^7] = 7ψ^6

224K

N₂ + 3H₂ ⇌ 2NH₃

234K

iħ ∂ψ/∂t = Ĥψ

218K

∫₀^∞ e^(-t²) dt = √π / 2

354K

8ψ² + 7ψ + 0 = 0

70K

CaCO₃ → CaO + CO₂

402K