Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 22:13Z
F = G m₁m₂ / r²
\binom{n}{k} = \frac{n!}{k!(n-k)!}
244K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
91K
2H₂ + O₂ → 2H₂O
det| 7 4 ; 4 8 | = 40
50K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
137K
\oint_C \vec{F}\cdot d\vec{r} = 0
262K
\lim_{x\to 0} \frac{\sin x}{x} = 1
196K