Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 20:06Z
E = mc²
2ω² + 4ω + 5 = 0
E = mc²
det| 7 4 ; 4 8 | = 40
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\frac{9}{8} \sum_{i=1}^{n} i^{2}
det| 1 2 ; 7 2 | = -12
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∑_{k=1}^{n} k = n(n+1)/2
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det| 2 1 ; 2 3 | = 4
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{r\to 0} \frac{\sin r}{r} = 1
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