Σ index Eq pack 13 Batch 4 Eq pack 19 Batch 16 Matrix 23 Matrix 11 Eq pack 7 Σ#24 Rxn set 8 Rxn set 14 Matrix 5 Σ#12 Eq pack 1

Spectra Ledger /sym/2e6562

id=1 · host=commstar.world · 2026-10-20 12:50Z

Fe₂O₃ + 3CO → 2Fe + 3CO₂

∑_{k=1}^{n} k = n(n+1)/2

445K

∫₀^∞ e^(-φ²) dφ = √π / 2

193K

\lim_{α\to 0} \frac{\sin α}{α} = 1

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

322K

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

235K

N₂ + 3H₂ ⇌ 2NH₃

∇ × E = −∂B/∂t

212K

det| 9 4 ; 1 10 | = 86

362K

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

179K

∑_{k=1}^{n} k = n(n+1)/2

405K

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

442K