Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 19:29Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
det| 8 6 ; 6 9 | = 36
428K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
238K
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
270K
det| 9 1 ; 6 10 | = 84
∫₀^∞ e^(-x²) dx = √π / 2
41K
det| 7 4 ; 4 8 | = 40
330K
∫₀^∞ e^(-θ²) dθ = √π / 2
\frac{2}{2} \sum_{i=1}^{n} i^{2}
95K
det| 2 4 ; 4 3 | = -10
121K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
133K
∑_{k=1}^{n} k = n(n+1)/2
54K