Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 01:33Z
∑_{k=1}^{n} k = n(n+1)/2
\lim_{α\to 0} \frac{\sin α}{α} = 1
479K
3β² + 6β + 2 = 0
det| 5 6 ; 2 6 | = 18
276K
det| 3 7 ; 2 4 | = -2
129K
F = ma
det| 9 4 ; 1 10 | = 86
191K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
1K
1x² + 5x + 7 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
338K
∇²ψ = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃