Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:42Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
320K
\frac{8}{6} \sum_{i=1}^{n} i^{2}
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
438K
2r² + 6r + 5 = 0
det| 8 9 ; 4 9 | = 36
394K
\lim_{z\to 0} \frac{\sin z}{z} = 1
29K
E = mc²
det| 1 1 ; 5 2 | = -3
94K
∂y/∂y = 3y
∑_{k=1}^{n} k = n(n+1)/2
390K
ΔS ≥ 0
det| 7 4 ; 4 8 | = 40
144K
det| 4 5 ; 4 5 | = 0