Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 17:41Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
133K
\lim_{y\to 0} \frac{\sin y}{y} = 1
det| 2 7 ; 7 3 | = -43
398K
ΔS ≥ 0
5n² + 6n + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
98K
7φ² + 5φ + 7 = 0