Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:21Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
\frac{2}{2} \sum_{i=1}^{n} i^{2}
66K
∑_{k=1}^{n} k = n(n+1)/2
det| 1 4 ; 2 2 | = -6
87K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
det| 9 4 ; 1 10 | = 86
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∇²x = 0
∫₀^∞ e^(-φ²) dφ = √π / 2
380K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
335K
det| 7 9 ; 1 8 | = 47
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