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 00:53Z

∑_{k=1}^{n} k = n(n+1)/2

8ψ² + 7ψ + 0 = 0

168K

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

446K

3x² + 3x + 6 = 0

d/dψ [ψ^7] = 7ψ^6

144K

∇ × E = −∂B/∂t

371K

∇²t = 0

\lim_{β\to 0} \frac{\sin β}{β} = 1

259K

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

86K

7z² + 2z + 0 = 0

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

224K

det| 9 6 ; 0 10 | = 90

234K

ΔS ≥ 0

218K

iħ ∂ψ/∂t = Ĥψ

354K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

70K