Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:19Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
66K
∑_{k=1}^{n} k = n(n+1)/2
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
87K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
174K
∑_{k=1}^{n} k = n(n+1)/2
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∇²x = 0
det| 9 7 ; 3 10 | = 69
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det| 8 9 ; 4 9 | = 36
392K