Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:40Z
∑_{k=1}^{n} k = n(n+1)/2
det| 10 2 ; 3 11 | = 104
46K
∑_{k=1}^{n} k = n(n+1)/2
468K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
289K
∂x/∂θ = 8x
3φ² + 4φ + 2 = 0
5ω² + 6ω + 0 = 0
det| 7 4 ; 4 8 | = 40
316K
∫₀^∞ e^(-θ²) dθ = √π / 2
∇²θ = 0
e^{i\pi} + 1 = 0
3t² + 3t + 7 = 0