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 00:10Z

∑_{k=1}^{n} k = n(n+1)/2

CH₄ + 2O₂ → CO₂ + 2H₂O

168K

8ψ² + 7ψ + 0 = 0

446K

3x² + 3x + 6 = 0

∂α/∂ω = 3α

144K

\frac{4}{9} \sum_{i=1}^{n} i^{2}

371K

∇²t = 0

F = G m₁m₂ / r²

259K

11φ² + 4φ + 0 = 0

86K

7z² + 2z + 0 = 0

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

224K

∇ × E = −∂B/∂t

234K

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

218K

10ψ² + 5ψ + 0 = 0

354K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

70K