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 00:55Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

F = G m₁m₂ / r²

446K

3x² + 3x + 6 = 0

det| 12 9 ; 5 13 | = 111

144K

9α² + 6α + 0 = 0

371K

∇²t = 0

det| 6 6 ; 5 7 | = 12

259K

8θ² + 8θ + 6 = 0

86K

7z² + 2z + 0 = 0

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

224K

∇ × E = −∂B/∂t

234K

det| 7 4 ; 4 8 | = 40

218K

6ω² + 4ω + 4 = 0

354K

∂y/∂γ = 8y

70K