Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 21:14Z
7ω² + 9ω + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
46K
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-α²) dα = √π / 2
289K
3n² + 8n + 2 = 0
det| 7 4 ; 4 8 | = 40
339K
∇²x = 0
det| 5 3 ; 7 6 | = 9
121K
F = ma
∇ × E = −∂B/∂t