Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:35Z
∑_{k=1}^{n} k = n(n+1)/2
\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 7 7 ; 4 8 | = 28
289K
det| 7 4 ; 4 8 | = 40
278K
∂x/∂θ = 8x
3φ² + 4φ + 2 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
358K
∫₀^∞ e^(-ψ²) dψ = √π / 2
121K
∑_{k=1}^{n} k = n(n+1)/2
399K