Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 08:10Z
\oint_C \vec{F}\cdot d\vec{r} = 0
∫₀^∞ e^(-x²) dx = √π / 2
46K
∇ × E = −∂B/∂t
\frac{3}{2} \sum_{i=1}^{n} i^{2}
289K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
10x² + 2x + 4 = 0
\frac{2}{2} \sum_{i=1}^{n} i^{2}
177K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
\frac{4}{6} \sum_{i=1}^{n} i^{2}
358K
∇²φ = 0
12φ² + 4φ + 7 = 0
det| 7 4 ; 4 8 | = 40
11K
∇²φ = 0