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 00:05Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

F = G m₁m₂ / r²

446K

3x² + 3x + 6 = 0

9ψ² + 7ψ + 3 = 0

144K

d/dψ [ψ^7] = 7ψ^6

371K

∇²t = 0

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

259K

∫₀^∞ e^(-x²) dx = √π / 2

86K

7z² + 2z + 0 = 0

\lim_{α\to 0} \frac{\sin α}{α} = 1

224K

iħ ∂ψ/∂t = Ĥψ

234K

det| 4 2 ; 5 5 | = 10

det| 9 4 ; 1 10 | = 86

218K

det| 11 9 ; 0 12 | = 132

354K