Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 05:16Z
det| 3 4 ; 0 4 | = 12
det| 4 2 ; 6 5 | = 8
168K
det| 2 7 ; 7 3 | = -43
446K
∇²t = 0
det| 7 4 ; 4 8 | = 40
144K
7r² + 9r + 2 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
86K
∑_{k=1}^{n} k = n(n+1)/2
234K