Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-21 04:15Z
ω = 2πf
\oint_C \vec{F}\cdot d\vec{r} = 0
31K
det| 3 1 ; 7 4 | = 5
468K
det| 12 9 ; 4 13 | = 120
det| 7 4 ; 4 8 | = 40
97K
2H₂ + O₂ → 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
121K
∑_{k=1}^{n} k = n(n+1)/2
401K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{8}{6} \sum_{i=1}^{n} i^{2}
338K
det| 8 5 ; 7 9 | = 37
\frac{4}{3} \sum_{i=1}^{n} i^{2}