Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 21:56Z
7ω² + 9ω + 3 = 0
det| 4 8 ; 3 5 | = -4
46K
det| 10 2 ; 3 11 | = 104
468K
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
289K
det| 9 4 ; 1 10 | = 86
278K
3n² + 8n + 2 = 0
∇²x = 0