Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 02:06Z
∇²x = 0
det| 9 4 ; 1 10 | = 86
168K
8n² + 3n + 6 = 0
∂x/∂α = 7x
Fe₂O₃ + 3CO → 2Fe + 3CO₂
259K
∫₀^∞ e^(-t²) dt = √π / 2
224K
det| 9 6 ; 0 10 | = 90
218K
∑_{k=1}^{n} k = n(n+1)/2
354K