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^(-ω²) dω = √π / 2
\lim_{r\to 0} \frac{\sin r}{r} = 1
2K
\frac{1}{8} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
61K
F = ma
det| 7 9 ; 1 8 | = 47
380K
det| 9 4 ; 1 10 | = 86
335K
F = G m₁m₂ / r²
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
det| 12 1 ; 4 13 | = 152
392K