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 00:20Z

∑_{k=1}^{n} k = n(n+1)/2

CH₄ + 2O₂ → CO₂ + 2H₂O

168K

det| 9 6 ; 7 10 | = 48

446K

3x² + 3x + 6 = 0

det| 1 4 ; 3 2 | = -10

144K

d/dx [x^3] = 3x^2

371K

∇²t = 0

8ψ² + 7ψ + 0 = 0

259K

iħ ∂ψ/∂t = Ĥψ

86K

7z² + 2z + 0 = 0

\lim_{γ\to 0} \frac{\sin γ}{γ} = 1

224K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

234K

det| 4 2 ; 5 5 | = 10

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

218K

det| 5 6 ; 2 6 | = 18

354K

∇ × E = −∂B/∂t

70K