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 04:14Z

12r² + 6r + 1 = 0

det| 9 4 ; 1 10 | = 86

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

∑_{k=1}^{n} k = n(n+1)/2

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

144K

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

371K

4t² + 9t + 6 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

∑_{k=1}^{n} k = n(n+1)/2

86K

∇ × E = −∂B/∂t

224K

∇²θ = 0

234K

iħ ∂ψ/∂t = Ĥψ

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

∂x/∂ψ = 6x

70K

6r² + 3r + 1 = 0

402K