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

\frac{4}{6} \sum_{i=1}^{n} i^{2}

168K

11t² + 9t + 5 = 0

446K

3x² + 3x + 6 = 0

det| 1 4 ; 3 2 | = -10

144K

∇²z = 0

371K

∇²t = 0

F = G m₁m₂ / r²

259K

det| 2 7 ; 7 3 | = -43

86K

7z² + 2z + 0 = 0

\lim_{γ\to 0} \frac{\sin γ}{γ} = 1

224K

d/dψ [ψ^7] = 7ψ^6

234K

det| 4 2 ; 5 5 | = 10

det| 7 4 ; 4 8 | = 40

218K

∂z/∂ψ = 1z

354K

∇ × E = −∂B/∂t

70K