Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-20 02:02Z
∇²t = 0
det| 12 1 ; 5 13 | = 151
164K
7r² + 4r + 0 = 0
det| 7 2 ; 7 8 | = 42
47K
∇²β = 0
∑_{k=1}^{n} k = n(n+1)/2
165K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
430K
det| 9 4 ; 1 10 | = 86
336K