Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 08:04Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
468K
∇ × E = −∂B/∂t
∑_{k=1}^{n} k = n(n+1)/2
278K
10x² + 2x + 4 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
121K
det| 7 8 ; 4 8 | = 24
316K
det| 5 2 ; 3 6 | = 24
387K