Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-18 23:44Z
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
238K
det| 4 6 ; 2 5 | = 8
ΔS ≥ 0
\lim_{n\to 0} \frac{\sin n}{n} = 1
det| 7 4 ; 4 8 | = 40
95K
det| 12 9 ; 3 13 | = 129
∑_{k=1}^{n} k = n(n+1)/2
133K