Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:51Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\lim_{x\to 0} \frac{\sin x}{x} = 1
90K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
438K
2r² + 6r + 5 = 0
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
394K
∑_{k=1}^{n} k = n(n+1)/2
29K
E = mc²
det| 7 4 ; 4 8 | = 40
211K
∂y/∂y = 3y
ΔS ≥ 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
det| 4 5 ; 4 5 | = 0
2n² + 9n + 2 = 0