Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:58Z
∑_{k=1}^{n} k = n(n+1)/2
det| 9 8 ; 3 10 | = 66
468K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
∂x/∂θ = 8x
∑_{k=1}^{n} k = n(n+1)/2
358K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
121K
det| 9 6 ; 0 10 | = 90
399K
det| 9 4 ; 1 10 | = 86
316K