Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 01:33Z
det| 4 9 ; 0 5 | = 20
∫₀^∞ e^(-ω²) dω = √π / 2
445K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
193K
2H₂ + O₂ → 2H₂O
\frac{2}{2} \sum_{i=1}^{n} i^{2}
322K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
235K
\lim_{α\to 0} \frac{\sin α}{α} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
362K
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
det| 7 2 ; 3 8 | = 50
369K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
CaCO₃ → CaO + CO₂