Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 15:11Z
E = mc²
det| 2 5 ; 6 3 | = -24
\frac{2}{2} \sum_{i=1}^{n} i^{2}
90K
λ = h/p
det| 7 4 ; 4 8 | = 40
29K
\lim_{y\to 0} \frac{\sin y}{y} = 1
∑_{k=1}^{n} k = n(n+1)/2
94K
∑_{k=1}^{n} k = n(n+1)/2
211K
8r² + 3r + 5 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
2γ² + 9γ + 0 = 0
12α² + 4α + 7 = 0