Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 00:24Z
2H₂ + O₂ → 2H₂O
det| 9 4 ; 1 10 | = 86
244K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
52K
det| 8 8 ; 7 9 | = 16
∫₀^∞ e^(-θ²) dθ = √π / 2
91K
CH₄ + 2O₂ → CO₂ + 2H₂O
AgNO₃ + NaCl → AgCl↓ + NaNO₃
100K
\lim_{α\to 0} \frac{\sin α}{α} = 1
50K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
137K
∑_{k=1}^{n} k = n(n+1)/2
262K
det| 2 7 ; 7 3 | = -43
218K