Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-19 23:56Z
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
AgNO₃ + NaCl → AgCl↓ + NaNO₃
det| 9 9 ; 5 10 | = 45
354K
det| 8 5 ; 0 9 | = 72
∑_{k=1}^{n} k = n(n+1)/2
224K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
452K
d/dθ [θ^6] = 6θ^5
\binom{n}{k} = \frac{n!}{k!(n-k)!}
33K
∑_{k=1}^{n} k = n(n+1)/2