Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 15:56Z
\lim_{x\to 0} \frac{\sin x}{x} = 1
∫₀^∞ e^(-β²) dβ = √π / 2
222K
∫₀^∞ e^(-ω²) dω = √π / 2
det| 9 4 ; 1 10 | = 86
87K
∑_{k=1}^{n} k = n(n+1)/2
2K
\frac{1}{8} \sum_{i=1}^{n} i^{2}
F = ma
det| 7 7 ; 4 8 | = 28
380K
F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O