Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 19:20Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
det| 9 4 ; 1 10 | = 86
238K
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
268K
det| 9 1 ; 6 10 | = 84
∫₀^∞ e^(-θ²) dθ = √π / 2
\frac{2}{2} \sum_{i=1}^{n} i^{2}
121K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
CaCO₃ → CaO + CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃