Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:53Z
∑_{k=1}^{n} k = n(n+1)/2
det| 10 2 ; 3 11 | = 104
168K
3x² + 3x + 6 = 0
∫₀^∞ e^(-r²) dr = √π / 2
144K
∇²t = 0
det| 9 6 ; 0 10 | = 90
86K
7z² + 2z + 0 = 0
det| 4 8 ; 3 5 | = -4
224K
det| 4 2 ; 5 5 | = 10