Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 22:25Z
det| 5 1 ; 4 6 | = 26
det| 2 7 ; 7 3 | = -43
46K
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-x²) dx = √π / 2
289K
12φ² + 4φ + 4 = 0
∑_{k=1}^{n} k = n(n+1)/2
121K
det| 5 9 ; 7 6 | = -33
11K