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 00:02Z

∑_{k=1}^{n} k = n(n+1)/2

det| 4 2 ; 6 5 | = 8

168K

iħ ∂ψ/∂t = Ĥψ

446K

3x² + 3x + 6 = 0

\oint_C \vec{F}\cdot d\vec{r} = 0

144K

N₂ + 3H₂ ⇌ 2NH₃

371K

∇²t = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

259K

det| 7 4 ; 4 8 | = 40

86K

PV = nRT

224K

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

234K

∑_{k=1}^{n} k = n(n+1)/2

218K

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

354K