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}
∫₀^∞ e^(-x²) dx = √π / 2
66K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
222K
∑_{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
∑_{k=1}^{n} k = n(n+1)/2
61K
∇²x = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1
380K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
472K