Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 12:04Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 6 4 ; 4 7 | = 26
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∇²ω = 0
\oint_C \vec{F}\cdot d\vec{r} = 0
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det| 5 5 ; 6 6 | = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
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∫₀^∞ e^(-r²) dr = √π / 2
det| 12 1 ; 7 13 | = 149
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
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\frac{6}{3} \sum_{i=1}^{n} i^{2}
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∑_{k=1}^{n} k = n(n+1)/2
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det| 7 9 ; 3 8 | = 29
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
110K