Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 17:57Z
∫₀^∞ e^(-φ²) dφ = √π / 2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
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∑_{k=1}^{n} k = n(n+1)/2
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det| 1 9 ; 5 2 | = -43
AgNO₃ + NaCl → AgCl↓ + NaNO₃
\oint_C \vec{F}\cdot d\vec{r} = 0
\frac{8}{6} \sum_{i=1}^{n} i^{2}
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