Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 12:49Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-θ²) dθ = √π / 2
445K
det| 7 4 ; 4 8 | = 40
193K
\lim_{α\to 0} \frac{\sin α}{α} = 1
∫₀^∞ e^(-n²) dn = √π / 2
322K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
235K
N₂ + 3H₂ ⇌ 2NH₃
∑_{k=1}^{n} k = n(n+1)/2
362K
5ψ² + 5ψ + 6 = 0
\frac{2}{6} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
442K
4α² + 5α + 4 = 0
iħ ∂ψ/∂t = Ĥψ
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}