Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:53Z
∑_{k=1}^{n} k = n(n+1)/2
det| 11 5 ; 0 12 | = 132
46K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 4 7 ; 2 5 | = 6
289K
∂x/∂θ = 8x
CH₄ + 2O₂ → CO₂ + 2H₂O
339K
3φ² + 4φ + 2 = 0
5ω² + 6ω + 0 = 0