Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:53Z
∑_{k=1}^{n} k = n(n+1)/2
3x² + 3x + 6 = 0
∑_{k=1}^{n} k = n(n+1)/2
144K
∇²t = 0
det| 10 3 ; 4 11 | = 98
259K
det| 1 4 ; 3 2 | = -10
86K
7z² + 2z + 0 = 0
det| 9 4 ; 1 10 | = 86
224K
det| 4 7 ; 2 5 | = 6
234K
det| 4 2 ; 5 5 | = 10
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
354K