Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 17:51Z
11x² + 3x + 4 = 0
det| 5 6 ; 1 6 | = 24
222K
ω = 2πf
det| 7 4 ; 4 8 | = 40
87K
det| 12 1 ; 5 13 | = 151
2K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
174K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
119K
\frac{7}{1} \sum_{i=1}^{n} i^{2}
472K