Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:48Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
\frac{8}{6} \sum_{i=1}^{n} i^{2}
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
\binom{n}{k} = \frac{n!}{k!(n-k)!}
102K
\oint_C \vec{F}\cdot d\vec{r} = 0
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 7 ; 4 8 | = 28
276K