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 23:51Z

∑_{k=1}^{n} k = n(n+1)/2

\frac{8}{7} \sum_{i=1}^{n} i^{2}

168K

8ψ² + 7ψ + 0 = 0

446K

det| 4 1 ; 4 5 | = 16

N₂ + 3H₂ ⇌ 2NH₃

144K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

371K

∫₀^∞ e^(-x²) dx = √π / 2

iħ ∂ψ/∂t = Ĥψ

259K

∂y/∂γ = 8y

86K

4t² + 3t + 3 = 0

224K

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

234K

det| 9 5 ; 1 10 | = 85

218K

det| 3 7 ; 2 4 | = -2

354K

∇²t = 0

70K