Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:14Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
168K
det| 7 6 ; 1 8 | = 50
446K
3x² + 3x + 6 = 0
∫₀^∞ e^(-t²) dt = √π / 2
371K
∇²t = 0
∑_{k=1}^{n} k = n(n+1)/2
86K
7z² + 2z + 0 = 0
det| 9 4 ; 1 10 | = 86
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