Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 08:03Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∇ × E = −∂B/∂t
det| 2 8 ; 7 3 | = -50
289K
10x² + 2x + 4 = 0
det| 9 4 ; 1 10 | = 86
339K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∇²φ = 0
∑_{k=1}^{n} k = n(n+1)/2
316K