Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-18 16:38Z
∑_{k=1}^{n} k = n(n+1)/2
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
144K
det| 8 9 ; 3 9 | = 45
det| 4 6 ; 4 5 | = -4
90K
det| 7 4 ; 4 8 | = 40
438K
E = mc²
det| 10 1 ; 6 11 | = 104
∑_{k=1}^{n} k = n(n+1)/2
390K