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

12α² + 6α + 7 = 0

168K

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

446K

3x² + 3x + 6 = 0

∇ × E = −∂B/∂t

144K

7y² + 9y + 1 = 0

371K

∇²t = 0

det| 5 6 ; 2 6 | = 18

259K

∇²r = 0

86K

7z² + 2z + 0 = 0

det| 1 4 ; 3 2 | = -10

224K

d/dx [x^3] = 3x^2

234K

∑_{k=1}^{n} k = n(n+1)/2

218K

det| 9 4 ; 1 10 | = 86

354K

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