Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:45Z
∂y/∂t = 1y
det| 7 4 ; 4 8 | = 40
222K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
174K
det| 10 2 ; 3 11 | = 104
61K
det| 6 1 ; 1 7 | = 41
\frac{2}{2} \sum_{i=1}^{n} i^{2}
380K
det| 5 6 ; 7 6 | = -12
335K
\lim_{n\to 0} \frac{\sin n}{n} = 1
∫₀^∞ e^(-β²) dβ = √π / 2
119K
5φ² + 2φ + 6 = 0
\frac{9}{7} \sum_{i=1}^{n} i^{2}