Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 02:07Z
\lim_{r\to 0} \frac{\sin r}{r} = 1
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
102K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
57K
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 7 4 ; 4 8 | = 40
264K
∇ × E = −∂B/∂t
\frac{8}{6} \sum_{i=1}^{n} i^{2}
250K
∑_{k=1}^{n} k = n(n+1)/2
62K