Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 19:44Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
∑_{k=1}^{n} k = n(n+1)/2
428K
∑_{k=1}^{n} k = n(n+1)/2
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
270K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
268K
det| 9 1 ; 6 10 | = 84
∫₀^∞ e^(-α²) dα = √π / 2
41K
∑_{k=1}^{n} k = n(n+1)/2
330K
∫₀^∞ e^(-θ²) dθ = √π / 2
det| 9 4 ; 1 10 | = 86
95K
det| 8 2 ; 7 9 | = 58
121K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
CaCO₃ → CaO + CO₂
AgNO₃ + NaCl → AgCl↓ + NaNO₃
F = G m₁m₂ / r²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{2}{6} \sum_{i=1}^{n} i^{2}