Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 15:18Z
F = G m₁m₂ / r²
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
232K
4z² + 8z + 7 = 0
∑_{k=1}^{n} k = n(n+1)/2
375K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
47K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
CH₄ + 2O₂ → CO₂ + 2H₂O
165K
11n² + 2n + 4 = 0
\frac{9}{8} \sum_{i=1}^{n} i^{2}
\frac{4}{4} \sum_{i=1}^{n} i^{2}
∫₀^∞ e^(-γ²) dγ = √π / 2