Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 12:49Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
193K
\lim_{α\to 0} \frac{\sin α}{α} = 1
det| 9 4 ; 1 10 | = 86
322K
∫₀^∞ e^(-y²) dy = √π / 2
235K
N₂ + 3H₂ ⇌ 2NH₃
∑_{k=1}^{n} k = n(n+1)/2
212K
5ψ² + 5ψ + 6 = 0
\frac{2}{6} \sum_{i=1}^{n} i^{2}