Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 01:25Z
det| 4 9 ; 0 5 | = 20
\binom{n}{k} = \frac{n!}{k!(n-k)!}
445K
2H₂ + O₂ → 2H₂O
det| 3 6 ; 0 4 | = 12
235K
\lim_{α\to 0} \frac{\sin α}{α} = 1
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
212K
\lim_{α\to 0} \frac{\sin α}{α} = 1
362K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∫₀^∞ e^(-ψ²) dψ = √π / 2
179K
∫₀^∞ e^(-y²) dy = √π / 2
405K
d/dω [ω^9] = 9ω^8
det| 9 4 ; 1 10 | = 86
42K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
41K
∑_{k=1}^{n} k = n(n+1)/2
369K