Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 17:23Z
∑_{k=1}^{n} k = n(n+1)/2
det| 5 6 ; 7 6 | = -12
479K
8β² + 2β + 0 = 0
det| 1 1 ; 5 2 | = -3
276K
∑_{k=1}^{n} k = n(n+1)/2
det| 11 4 ; 5 12 | = 112
191K
\lim_{r\to 0} \frac{\sin r}{r} = 1