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 00:09Z

∑_{k=1}^{n} k = n(n+1)/2

det| 7 4 ; 4 8 | = 40

168K

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

446K

3x² + 3x + 6 = 0

∇ × E = −∂B/∂t

144K

det| 11 5 ; 0 12 | = 132

371K

∇²t = 0

\frac{12}{6} \sum_{i=1}^{n} i^{2}

259K

12α² + 6α + 7 = 0

86K

7z² + 2z + 0 = 0

∂x/∂ψ = 6x

224K

∂α/∂r = 8α

234K

det| 4 2 ; 5 5 | = 10

∇ × E = −∂B/∂t

218K

F = G m₁m₂ / r²

354K

det| 2 6 ; 0 3 | = 6

70K