Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:35Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
46K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
det| 12 9 ; 5 13 | = 111
289K
∂x/∂θ = 8x
det| 7 4 ; 4 8 | = 40
177K
3φ² + 4φ + 2 = 0
5ω² + 6ω + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
399K
∫₀^∞ e^(-θ²) dθ = √π / 2
det| 5 6 ; 2 6 | = 18
11K
∇²θ = 0
e^{i\pi} + 1 = 0
3t² + 3t + 7 = 0