Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 19:21Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
∫₀^∞ e^(-t²) dt = √π / 2
238K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 1 ; 6 10 | = 84
det| 2 6 ; 0 3 | = 6
330K
∫₀^∞ e^(-θ²) dθ = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂