Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 12:50Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\lim_{α\to 0} \frac{\sin α}{α} = 1
∑_{k=1}^{n} k = n(n+1)/2
322K
∑_{k=1}^{n} k = n(n+1)/2
235K
N₂ + 3H₂ ⇌ 2NH₃
det| 2 2 ; 4 3 | = -2
212K
det| 9 4 ; 1 10 | = 86
362K
5ψ² + 5ψ + 6 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
179K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
405K
\frac{2}{6} \sum_{i=1}^{n} i^{2}
det| 8 2 ; 7 9 | = 58
442K
4α² + 5α + 4 = 0
iħ ∂ψ/∂t = Ĥψ
ω = 2πf