Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 17:50Z
\frac{12}{7} \sum_{i=1}^{n} i^{2}
det| 8 6 ; 6 9 | = 36
479K
CH₄ + 2O₂ → CO₂ + 2H₂O
det| 9 4 ; 1 10 | = 86
57K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
264K
∇²α = 0
det| 11 9 ; 0 12 | = 132
257K
\oint_C \vec{F}\cdot d\vec{r} = 0
250K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
256K
∑_{k=1}^{n} k = n(n+1)/2
164K