Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:36Z
∑_{k=1}^{n} k = n(n+1)/2
det| 5 9 ; 7 6 | = -33
468K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 7 2 ; 7 8 | = 42
278K
∂x/∂θ = 8x
Fe₂O₃ + 3CO → 2Fe + 3CO₂
399K
det| 7 4 ; 4 8 | = 40
11K