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 00:14Z

∑_{k=1}^{n} k = n(n+1)/2

∇²ω = 0

168K

11φ² + 4φ + 0 = 0

446K

3x² + 3x + 6 = 0

∇²ω = 0

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

8ψ² + 7ψ + 0 = 0

259K

\lim_{β\to 0} \frac{\sin β}{β} = 1

86K

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

224K

e^{i\pi} + 1 = 0

234K

CH₄ + 2O₂ → CO₂ + 2H₂O

218K

∇ × E = −∂B/∂t

354K

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

70K