Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 22:18Z
det| 5 1 ; 4 6 | = 26
det| 5 9 ; 7 6 | = -33
468K
∑_{k=1}^{n} k = n(n+1)/2
12φ² + 4φ + 4 = 0
det| 10 7 ; 3 11 | = 89
358K
∑_{k=1}^{n} k = n(n+1)/2
121K
det| 1 4 ; 3 2 | = -10
399K