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| 4 7 ; 2 5 | = 6
163K
det| 9 4 ; 1 10 | = 86
259K
∇ × E = −∂B/∂t
∫₀^∞ e^(-θ²) dθ = √π / 2
57K