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{6}{3} \sum_{i=1}^{n} i^{2}
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∑_{k=1}^{n} k = n(n+1)/2
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
∇²x = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
335K