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 00:30Z

∑_{k=1}^{n} k = n(n+1)/2

∫₀^∞ e^(-n²) dn = √π / 2

168K

e^{i\pi} + 1 = 0

446K

3x² + 3x + 6 = 0

λ = h/p

144K

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

371K

∇²t = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

259K

∑_{k=1}^{n} k = n(n+1)/2

86K

F = G m₁m₂ / r²

224K

iħ ∂ψ/∂t = Ĥψ

234K

∑_{k=1}^{n} k = n(n+1)/2

218K

det| 12 1 ; 5 13 | = 151

354K

det| 9 4 ; 1 10 | = 86

70K

λ = h/p

402K