Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 19:20Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
268K
det| 9 1 ; 6 10 | = 84
∑_{k=1}^{n} k = n(n+1)/2
41K
det| 10 5 ; 4 11 | = 90
330K
∫₀^∞ e^(-θ²) dθ = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
133K
AgNO₃ + NaCl → AgCl↓ + NaNO₃