Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 17:37Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
369K
det| 11 9 ; 0 12 | = 132
133K
\lim_{y\to 0} \frac{\sin y}{y} = 1
ΔS ≥ 0
det| 7 4 ; 4 8 | = 40
404K
det| 3 3 ; 4 4 | = 0
271K
5n² + 6n + 0 = 0
7φ² + 5φ + 7 = 0
det| 8 4 ; 1 9 | = 68
det| 5 3 ; 0 6 | = 30