Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:37Z
∑_{k=1}^{n} k = n(n+1)/2
\frac{6}{1} \sum_{i=1}^{n} i^{2}
∂x/∂θ = 8x
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
339K
∑_{k=1}^{n} k = n(n+1)/2
177K
3φ² + 4φ + 2 = 0
det| 9 4 ; 1 10 | = 86
121K
det| 3 6 ; 0 4 | = 12
399K