Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 19:22Z
det| 2 5 ; 0 3 | = 6
∑_{k=1}^{n} k = n(n+1)/2
244K
\lim_{t\to 0} \frac{\sin t}{t} = 1
52K
E = mc²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
91K
9β² + 8β + 1 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\frac{12}{7} \sum_{i=1}^{n} i^{2}
137K
∑_{k=1}^{n} k = n(n+1)/2
197K
det| 9 4 ; 1 10 | = 86
196K
\frac{11}{6} \sum_{i=1}^{n} i^{2}
218K