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 00:53Z

∑_{k=1}^{n} k = n(n+1)/2

∇²r = 0

168K

E = mc²

446K

3x² + 3x + 6 = 0

det| 4 8 ; 3 5 | = -4

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

8ψ² + 7ψ + 0 = 0

259K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

86K

\frac{3}{2} \sum_{i=1}^{n} i^{2}

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

det| 9 5 ; 1 10 | = 85

218K

∇ × E = −∂B/∂t

354K

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

70K