Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 21:18Z
7ω² + 9ω + 3 = 0
∑_{k=1}^{n} k = n(n+1)/2
468K
∑_{k=1}^{n} k = n(n+1)/2
3n² + 8n + 2 = 0
∫₀^∞ e^(-n²) dn = √π / 2
177K
∇²x = 0
det| 2 7 ; 7 3 | = -43
358K
F = ma
det| 1 4 ; 3 2 | = -10
399K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
316K
det| 12 7 ; 2 13 | = 142