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 00:16Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

PV = nRT

446K

3x² + 3x + 6 = 0

∂z/∂ψ = 1z

144K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

371K

∇²t = 0

2γ² + 5γ + 2 = 0

259K

iħ ∂ψ/∂t = Ĥψ

86K

det| 9 4 ; 1 10 | = 86

224K

∇ × E = −∂B/∂t

234K

F = G m₁m₂ / r²

218K

det| 11 5 ; 0 12 | = 132

354K

∇²ω = 0

70K