Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 02:15Z
∇²t = 0
∫₀^∞ e^(-t²) dt = √π / 2
232K
7r² + 4r + 0 = 0
\frac{8}{6} \sum_{i=1}^{n} i^{2}
47K
∇²β = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
165K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
8r² + 8r + 0 = 0
\frac{12}{6} \sum_{i=1}^{n} i^{2}
455K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
336K