Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-09-19 06:47Z
∂y/∂x = 9y
∑_{k=1}^{n} k = n(n+1)/2
66K
det| 2 9 ; 6 3 | = -48
\frac{12}{6} \sum_{i=1}^{n} i^{2}
83K
λ = h/p
det| 12 9 ; 5 13 | = 111
417K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
238K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
139K
4z² + 7z + 4 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
475K
\lim_{n\to 0} \frac{\sin n}{n} = 1
341K