Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 07:40Z
6n² + 5n + 3 = 0
d/dt [t^6] = 6t^5
det| 7 4 ; 4 8 | = 40
129K
\frac{2}{3} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
det| 5 9 ; 7 6 | = -33
153K
∑_{k=1}^{n} k = n(n+1)/2
473K
det| 12 1 ; 4 13 | = 152
338K