Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:36Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
244K
det| 12 5 ; 4 13 | = 136
\oint_C \vec{F}\cdot d\vec{r} = 0
90K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\lim_{x\to 0} \frac{\sin x}{x} = 1
100K
∑_{k=1}^{n} k = n(n+1)/2
137K
det| 11 9 ; 5 12 | = 87
197K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
196K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
218K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
299K