Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 15:59Z
\frac{7}{8} \sum_{i=1}^{n} i^{2}
det| 10 5 ; 4 11 | = 90
479K
CaCO₃ → CaO + CO₂
\frac{3}{5} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
250K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
62K
det| 9 9 ; 5 10 | = 45
256K