Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 17:38Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
369K
\oint_C \vec{F}\cdot d\vec{r} = 0
133K
\lim_{y\to 0} \frac{\sin y}{y} = 1
ΔS ≥ 0
5n² + 6n + 0 = 0
7φ² + 5φ + 7 = 0
det| 7 4 ; 4 8 | = 40
346K
det| 5 3 ; 0 6 | = 30
\frac{8}{6} \sum_{i=1}^{n} i^{2}
126K
9r² + 1r + 4 = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃