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 00:29Z

∑_{k=1}^{n} k = n(n+1)/2

E = mc²

168K

∫₀^∞ e^(-t²) dt = √π / 2

446K

3x² + 3x + 6 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

144K

8ψ² + 7ψ + 0 = 0

371K

∇²t = 0

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

259K

∇ × E = −∂B/∂t

86K

7z² + 2z + 0 = 0

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

224K

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

234K

det| 4 2 ; 5 5 | = 10

5z² + 8z + 3 = 0

218K

11t² + 9t + 4 = 0

2H₂ + O₂ → 2H₂O