Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:42Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 2 7 ; 7 3 | = -43
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\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∑_{k=1}^{n} k = n(n+1)/2
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\oint_C \vec{F}\cdot d\vec{r} = 0
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2r² + 6r + 5 = 0
det| 9 4 ; 1 10 | = 86
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E = mc²
\frac{4}{6} \sum_{i=1}^{n} i^{2}
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∂y/∂y = 3y
\binom{n}{k} = \frac{n!}{k!(n-k)!}
69K