Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-19 18:44Z
9n² + 9n + 6 = 0
det| 7 4 ; 4 8 | = 40
36K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
269K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-θ²) dθ = √π / 2
376K
∑_{k=1}^{n} k = n(n+1)/2
139K