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 02:04Z

∇²x = 0

\lim_{α\to 0} \frac{\sin α}{α} = 1

168K

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

446K

8n² + 3n + 6 = 0

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

144K

N₂ + 3H₂ ⇌ 2NH₃

371K

∂x/∂α = 7x

CH₄ + 2O₂ → CO₂ + 2H₂O

259K

det| 7 4 ; 4 8 | = 40

86K

∫₀^∞ e^(-θ²) dθ = √π / 2

224K

det| 4 8 ; 3 5 | = -4

234K

∑_{k=1}^{n} k = n(n+1)/2

218K

d/dθ [θ^3] = 3θ^2

354K