Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 02:11Z
PV = nRT
\binom{n}{k} = \frac{n!}{k!(n-k)!}
244K
det| 7 2 ; 2 8 | = 52
\frac{12}{7} \sum_{i=1}^{n} i^{2}
90K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
Fe₂O₃ + 3CO → 2Fe + 3CO₂
100K
\oint_C \vec{F}\cdot d\vec{r} = 0