Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:54Z
∑_{k=1}^{n} k = n(n+1)/2
det| 12 1 ; 5 13 | = 151
468K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
289K
det| 7 4 ; 4 8 | = 40
278K
∂x/∂θ = 8x
3φ² + 4φ + 2 = 0
∑_{k=1}^{n} k = n(n+1)/2
121K
∑_{k=1}^{n} k = n(n+1)/2
399K
det| 10 7 ; 3 11 | = 89
316K