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 04:09Z

12r² + 6r + 1 = 0

det| 9 4 ; 1 10 | = 86

168K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

446K

∑_{k=1}^{n} k = n(n+1)/2

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

144K

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

371K

4t² + 9t + 6 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

PV = nRT

86K

PV = nRT

224K

∂y/∂n = 5y

234K

det| 12 1 ; 5 13 | = 151

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

d/dx [x^9] = 9x^8

70K

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

402K