Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 03:38Z
ω = 2πf
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇²t = 0
det| 12 9 ; 5 13 | = 111
394K
8t² + 2t + 4 = 0
det| 9 4 ; 1 10 | = 86
211K
det| 8 9 ; 1 9 | = 63
∑_{k=1}^{n} k = n(n+1)/2
390K