Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 00:24Z
2H₂ + O₂ → 2H₂O
\frac{2}{2} \sum_{i=1}^{n} i^{2}
52K
det| 8 8 ; 7 9 | = 16
∑_{k=1}^{n} k = n(n+1)/2
90K
det| 7 4 ; 4 8 | = 40
91K
CH₄ + 2O₂ → CO₂ + 2H₂O
\oint_C \vec{F}\cdot d\vec{r} = 0
100K
\lim_{t\to 0} \frac{\sin t}{t} = 1
50K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
137K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
197K
det| 10 3 ; 0 11 | = 110