Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 19:20Z
\lim_{n\to 0} \frac{\sin n}{n} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
428K
\frac{12}{6} \sum_{i=1}^{n} i^{2}
238K
∑_{k=1}^{n} k = n(n+1)/2
det| 7 4 ; 4 8 | = 40
270K
det| 9 1 ; 6 10 | = 84
det| 10 5 ; 4 11 | = 90
41K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
95K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
7K
∫₀^∞ e^(-t²) dt = √π / 2
133K
∑_{k=1}^{n} k = n(n+1)/2
54K