Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 16:14Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
144K
det| 8 9 ; 3 9 | = 45
det| 9 2 ; 3 10 | = 84
90K
E = mc²
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
29K
det| 10 1 ; 6 11 | = 104
det| 9 4 ; 1 10 | = 86
94K
det| 10 2 ; 3 11 | = 104
211K
∑_{k=1}^{n} k = n(n+1)/2
390K
det| 7 2 ; 7 8 | = 42
69K