Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:57Z
∑_{k=1}^{n} k = n(n+1)/2
det| 2 7 ; 7 3 | = -43
46K
\frac{8}{7} \sum_{i=1}^{n} i^{2}
468K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
\lim_{β\to 0} \frac{\sin β}{β} = 1
278K
∂x/∂θ = 8x
3φ² + 4φ + 2 = 0
5ω² + 6ω + 0 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
399K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
316K
∫₀^∞ e^(-θ²) dθ = √π / 2
∇²θ = 0