Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 18:16Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
144K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
det| 7 4 ; 4 8 | = 40
90K
2r² + 6r + 5 = 0
det| 7 7 ; 4 8 | = 28
29K
det| 11 2 ; 5 12 | = 122
94K
∫₀^∞ e^(-t²) dt = √π / 2
69K
∑_{k=1}^{n} k = n(n+1)/2
144K
det| 7 3 ; 6 8 | = 38
352K