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 04:13Z

12r² + 6r + 1 = 0

8ψ² + 7ψ + 0 = 0

168K

d/dψ [ψ^7] = 7ψ^6

446K

∑_{k=1}^{n} k = n(n+1)/2

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

144K

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

371K

4t² + 9t + 6 = 0

det| 11 4 ; 5 12 | = 112

259K

∇ × E = −∂B/∂t

86K

∑_{k=1}^{n} k = n(n+1)/2

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

6ω² + 4ω + 4 = 0

218K