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 15:38Z

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∑_{k=1}^{n} k = n(n+1)/2

168K

det| 11 9 ; 0 12 | = 132

446K

det| 12 4 ; 1 13 | = 152

∇²θ = 0

144K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

371K

ΔS ≥ 0

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

259K

PV = nRT

86K

\oint_C \vec{F}\cdot d\vec{r} = 0

9θ² + 7θ + 4 = 0

224K

det| 9 4 ; 1 10 | = 86

234K

1x² + 9x + 5 = 0

det| 9 6 ; 7 10 | = 48

F = ma