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 00:04Z

∑_{k=1}^{n} k = n(n+1)/2

Fe₂O₃ + 3CO → 2Fe + 3CO₂

168K

d/dγ [γ^3] = 3γ^2

446K

3x² + 3x + 6 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

144K

det| 9 4 ; 1 10 | = 86

371K

∇²t = 0

iħ ∂ψ/∂t = Ĥψ

259K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

86K

det| 8 3 ; 5 9 | = 57

224K

\frac{8}{6} \sum_{i=1}^{n} i^{2}

234K