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 00:54Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

168K

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

446K

3x² + 3x + 6 = 0

ω = 2πf

144K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

371K

∇²t = 0

8ψ² + 7ψ + 0 = 0

259K

ω = 2πf

86K

7z² + 2z + 0 = 0

d/dt [t^3] = 3t^2

224K

det| 5 2 ; 3 6 | = 24

234K

∇²γ = 0

218K

det| 11 4 ; 5 12 | = 112

354K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

70K