Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 12:54Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
445K
det| 9 4 ; 1 10 | = 86
193K
\lim_{α\to 0} \frac{\sin α}{α} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
235K
N₂ + 3H₂ ⇌ 2NH₃
AgNO₃ + NaCl → AgCl↓ + NaNO₃
212K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
362K
5ψ² + 5ψ + 6 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
179K
\frac{2}{6} \sum_{i=1}^{n} i^{2}
det| 2 7 ; 7 3 | = -43
42K
iħ ∂ψ/∂t = Ĥψ