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 00:57Z

∑_{k=1}^{n} k = n(n+1)/2

CH₄ + 2O₂ → CO₂ + 2H₂O

168K

det| 9 5 ; 1 10 | = 85

446K

3x² + 3x + 6 = 0

det| 5 2 ; 3 6 | = 24

144K

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

371K

∇²t = 0

\lim_{r\to 0} \frac{\sin r}{r} = 1

259K

11t² + 6t + 6 = 0

86K

∇ × E = −∂B/∂t

224K

8ψ² + 7ψ + 0 = 0

234K