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 00:10Z

∑_{k=1}^{n} k = n(n+1)/2

E = mc²

168K

d/dψ [ψ^7] = 7ψ^6

446K

3x² + 3x + 6 = 0

CaCO₃ → CaO + CO₂

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

\lim_{β\to 0} \frac{\sin β}{β} = 1

86K

∇²z = 0

224K

∂ψ/∂β = 3ψ

234K

det| 10 2 ; 3 11 | = 104

218K

det| 9 4 ; 1 10 | = 86

354K

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

70K