Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 06:14Z
det| 8 1 ; 6 9 | = 66
det| 4 8 ; 3 5 | = -4
244K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
91K
1n² + 9n + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
50K
F = ma
∑_{k=1}^{n} k = n(n+1)/2
299K