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
det| 7 4 ; 4 8 | = 40
193K
\lim_{α\to 0} \frac{\sin α}{α} = 1
∫₀^∞ e^(-φ²) dφ = √π / 2
235K
N₂ + 3H₂ ⇌ 2NH₃
5ψ² + 5ψ + 6 = 0