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 01:02Z

iħ ∂ψ/∂t = Ĥψ

∑_{k=1}^{n} k = n(n+1)/2

168K

ω = 2πf

446K

10t² + 5t + 5 = 0

d/dx [x^9] = 9x^8

144K

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

371K

∇ × E = −∂B/∂t

∫₀^∞ e^(-x²) dx = √π / 2

259K

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

86K

det| 8 7 ; 1 9 | = 65

det| 9 4 ; 1 10 | = 86

224K

e^{i\pi} + 1 = 0

234K

\frac{12}{9} \sum_{i=1}^{n} i^{2}

∂α/∂r = 8α

218K

12α² + 6α + 7 = 0

354K

ω = 2πf

∇²t = 0

70K