Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 04:14Z
12r² + 6r + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
168K
∑_{k=1}^{n} k = n(n+1)/2
det| 9 4 ; 1 10 | = 86
144K
∑_{k=1}^{n} k = n(n+1)/2
371K
4t² + 9t + 6 = 0
∫₀^∞ e^(-x²) dx = √π / 2
234K
det| 3 1 ; 7 4 | = 5
218K