Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 02:43Z
ΔS ≥ 0
det| 5 6 ; 7 6 | = -12
320K
\frac{1}{2} \sum_{i=1}^{n} i^{2}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
90K
\lim_{z\to 0} \frac{\sin z}{z} = 1
438K
∑_{k=1}^{n} k = n(n+1)/2
det| 5 6 ; 1 6 | = 24
394K
9θ² + 4θ + 0 = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
94K
\frac{6}{3} \sum_{i=1}^{n} i^{2}
211K
det| 6 4 ; 1 7 | = 38
det| 6 6 ; 7 7 | = 0