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 00:12Z

∑_{k=1}^{n} k = n(n+1)/2

7y² + 9y + 1 = 0

168K

F = ma

446K

3x² + 3x + 6 = 0

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

144K

12y² + 5y + 7 = 0

371K

∇²t = 0

det| 7 4 ; 4 8 | = 40

259K

det| 4 2 ; 6 5 | = 8

86K

F = G m₁m₂ / r²

224K

\lim_{x\to 0} \frac{\sin x}{x} = 1

234K

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

218K

∇ × E = −∂B/∂t

354K

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

70K