Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 07:44Z
∂y/∂t = 1y
∫₀^∞ e^(-φ²) dφ = √π / 2
66K
det| 2 7 ; 7 3 | = -43
222K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\frac{7}{1} \sum_{i=1}^{n} i^{2}
87K
det| 1 2 ; 7 2 | = -12
2K
ΔS ≥ 0
∑_{k=1}^{n} k = n(n+1)/2
174K
det| 6 1 ; 1 7 | = 41
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
380K
det| 9 4 ; 1 10 | = 86
335K
\lim_{n\to 0} \frac{\sin n}{n} = 1
∑_{k=1}^{n} k = n(n+1)/2
119K