Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:35Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
385K
det| 11 9 ; 4 12 | = 96
det| 5 2 ; 3 6 | = 24
259K
∇ × E = −∂B/∂t
det| 9 6 ; 0 10 | = 90
305K
5z² + 5z + 0 = 0
det| 9 4 ; 1 10 | = 86
293K
det| 4 2 ; 6 5 | = 8
300K