Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 02:39Z
ΔS ≥ 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
\frac{1}{2} \sum_{i=1}^{n} i^{2}
\frac{11}{6} \sum_{i=1}^{n} i^{2}
438K
∑_{k=1}^{n} k = n(n+1)/2
\oint_C \vec{F}\cdot d\vec{r} = 0
394K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
29K
9θ² + 4θ + 0 = 0
\lim_{z\to 0} \frac{\sin z}{z} = 1
94K
det| 6 4 ; 1 7 | = 38
12ω² + 4ω + 5 = 0
det| 6 6 ; 7 7 | = 0
det| 10 3 ; 6 11 | = 92
∂α/∂ψ = 5α
d/dn [n^2] = 2n^1