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 00:11Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

F = G m₁m₂ / r²

446K

3x² + 3x + 6 = 0

7r² + 8r + 5 = 0

144K

7y² + 9y + 1 = 0

371K

∇²t = 0

e^{i\pi} + 1 = 0

259K

∑_{k=1}^{n} k = n(n+1)/2

86K

7z² + 2z + 0 = 0

∂x/∂ψ = 6x

224K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

234K

det| 4 2 ; 5 5 | = 10

det| 9 4 ; 1 10 | = 86

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

det| 2 8 ; 7 3 | = -50

70K