Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 17:40Z
∑_{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
\frac{3}{2} \sum_{i=1}^{n} i^{2}
398K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
264K
ΔS ≥ 0
5n² + 6n + 0 = 0
\frac{12}{6} \sum_{i=1}^{n} i^{2}
396K
7φ² + 5φ + 7 = 0
det| 9 4 ; 1 10 | = 86
24K
det| 5 3 ; 0 6 | = 30
\binom{n}{k} = \frac{n!}{k!(n-k)!}
126K
9r² + 1r + 4 = 0