Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 01:15Z
det| 4 9 ; 0 5 | = 20
∫₀^∞ e^(-θ²) dθ = √π / 2
445K
2H₂ + O₂ → 2H₂O
∫₀^∞ e^(-y²) dy = √π / 2
322K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
235K
\lim_{α\to 0} \frac{\sin α}{α} = 1
∑_{k=1}^{n} k = n(n+1)/2
212K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
d/dω [ω^9] = 9ω^8
∑_{k=1}^{n} k = n(n+1)/2
442K
det| 7 4 ; 4 8 | = 40
42K
det| 4 9 ; 1 5 | = 11