Σ index Rxn set 14 Batch 16 Batch 22 Ledger /15 Ledger /3 Rxn set 26 Eq pack 25 Matrix 5 Σ#18

Field Notes / Σ /sym/367e8f

id=11 · host=formula-vault.cloud · 2026-10-02 01:39Z

2θ² + 6θ + 3 = 0

3y² + 7y + 4 = 0

279K

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

316K

d/dφ [φ^10] = 10φ^9

Fe₂O₃ + 3CO → 2Fe + 3CO₂

335K

∂y/∂n = 5y

284K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

11t² + 6t + 6 = 0

22K

det| 3 1 ; 7 4 | = 5

418K

2H₂ + O₂ → 2H₂O

Fe₂O₃ + 3CO → 2Fe + 3CO₂

394K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

247K

CaCO₃ → CaO + CO₂

∫₀^∞ e^(-β²) dβ = √π / 2

∂y/∂y = 1y

∂n/∂γ = 9n

2γ² + 9γ + 0 = 0