Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 06:12Z
det| 8 1 ; 6 9 | = 66
∑_{k=1}^{n} k = n(n+1)/2
det| 12 9 ; 5 13 | = 111
90K
1n² + 9n + 0 = 0
F = ma
d/dω [ω^6] = 6ω^5
∑_{k=1}^{n} k = n(n+1)/2
262K
∑_{k=1}^{n} k = n(n+1)/2
196K