Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:18Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
320K
det| 4 6 ; 0 5 | = 20
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 4 8 ; 3 5 | = -4
438K
2r² + 6r + 5 = 0
∫₀^∞ e^(-x²) dx = √π / 2
394K
E = mc²
∑_{k=1}^{n} k = n(n+1)/2
211K
∂y/∂y = 3y
d/dz [z^11] = 11z^10
144K