Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:49Z
∂y/∂t = 1y
\oint_C \vec{F}\cdot d\vec{r} = 0
222K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 8 ; 4 8 | = 24
87K
ΔS ≥ 0
\frac{8}{7} \sum_{i=1}^{n} i^{2}
174K
∑_{k=1}^{n} k = n(n+1)/2
61K
det| 6 1 ; 1 7 | = 41
\lim_{n\to 0} \frac{\sin n}{n} = 1
d/dz [z^11] = 11z^10
119K
∫₀^∞ e^(-x²) dx = √π / 2
472K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
392K