Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:57Z
∂y/∂t = 1y
\frac{2}{2} \sum_{i=1}^{n} i^{2}
66K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 9 4 ; 1 10 | = 86
87K
ΔS ≥ 0
∫₀^∞ e^(-φ²) dφ = √π / 2
174K
det| 6 1 ; 1 7 | = 41
\lim_{n\to 0} \frac{\sin n}{n} = 1
\binom{n}{k} = \frac{n!}{k!(n-k)!}
119K
∑_{k=1}^{n} k = n(n+1)/2
472K
\frac{9}{7} \sum_{i=1}^{n} i^{2}
3α² + 5α + 4 = 0
2H₂ + O₂ → 2H₂O
F = G m₁m₂ / r²