Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 03:38Z
ω = 2πf
∑_{k=1}^{n} k = n(n+1)/2
320K
det| 9 4 ; 1 10 | = 86
144K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{11}{6} \sum_{i=1}^{n} i^{2}
90K
∫₀^∞ e^(-β²) dβ = √π / 2
438K
∇²t = 0
AgNO₃ + NaCl → AgCl↓ + NaNO₃
394K
∑_{k=1}^{n} k = n(n+1)/2
29K
8t² + 2t + 4 = 0
det| 8 9 ; 1 9 | = 63
\binom{n}{k} = \frac{n!}{k!(n-k)!}
390K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
69K
\oint_C \vec{F}\cdot d\vec{r} = 0